PrometheanLink Protocol

Digital Trust
Without Blind Faith

You're no longer covered by someone else's umbrella. Now it's up to you to tell the truth. Now what? This.

See How It Works Why It Matters
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Digital Communication Has No Proof

Every day, businesses exchange messages, make commitments, and build relationships digitally. But how do you know a message is authentic?

📧

Email Can Be Spoofed

Anyone can forge a "From" address. That urgent email from your CEO? Could be an attacker.

🔓

Accounts Get Hacked

Passwords are stolen daily. When someone's account is compromised, who's really sending that message?

🤷

Deniability Is Easy

"I never sent that." "That's not what I agreed to." Without proof, it's your word against theirs.

🚫

No Consent Required

Anyone can email you. Anyone can claim to represent a company. There's no permission system.

Cryptographic Federation

Federation creates a trust relationship between two organizations using the same cryptography that secures government communications, cryptocurrency, and encrypted messaging apps.

🔐

Mathematically Verifiable

Every message is signed with a private key that only the sender possesses. Verification is mathematical proof, not trust.

🤝

Consent-Based

Both parties must explicitly agree to connect. No one can force a federation. You control who can reach you.

Revocable

Trust can be withdrawn instantly. Break the connection anytime. You're always in control.

📋

Auditable

Every message is signed and timestamped. Disputes can be resolved with cryptographic evidence.

Building Trust in Three Steps

1

Generate Your Identity

Your organization generates a unique cryptographic keypair. The public key is your identity—shared openly. The private key is your signature—never shared.

Organization: Acme Corporation
Instance URL: https://acme.smartidata.com

Public Key:  6laHvhogee0qe0jZo3WcO+3q1m...
Fingerprint: a843de891eaef39b

Private Key: [Secured in environment - never exposed]
2

Exchange Keys

Create an invitation with a time-limited pairing token. Share it securely with your partner organization. They accept, and a cryptographic handshake exchanges public keys.

┌─────────────────────────────────────┐
│  FEDERATION INVITE                  │
│                                     │
│  Token: FED-7X9K-M2PQ-4RTV         │
│  From: Acme Corporation             │
│  Expires: 7 days                    │
│                                     │
│  [QR CODE]                          │
│                                     │
│  Share this with your partner.      │
│  They scan it to connect.           │
└─────────────────────────────────────┘
3

Communicate with Proof

Every message between federated organizations is digitally signed. The recipient verifies the signature using the sender's public key. If it matches, the message is authentic. If not, it's rejected as a forgery.

The Cryptographic Handshake

🏢
Acme Corp
1. Creates invite with pairing token
🏭
Partner Inc
2. Partner sends signed handshake with their public key
3. Acme verifies signature, stores Partner's key, confirms
Federation Active — Both organizations now have verified public keys

Every Message is Signed

Once federated, every message carries a digital signature. This signature can only be produced by the sender's private key—and verified by anyone with their public key.

📨
Signed Message Packet
protocol: "promethean-link"
sender_instance: "https://acme.smartidata.com"
sender: "alice@acme.com"
recipient: "bob@partner.com"
content: "The contract is approved for signing."
content_hash: "sha256:7f3a9b2c1d4e5f6a..."
timestamp: "2026-01-25T14:30:00Z"
signature: "Ed25519:x7y8z9a0b1c2d3e4..."

What the Signature Proves:

  • Origin: The message came from Acme's instance (signed with their private key)
  • Integrity: The content hasn't been altered (hash verification)
  • Timestamp: When the message was sent
  • Non-repudiation: Acme cannot deny sending this message

Trust That Can't Be Faked

🔑

No Passwords to Steal

Authentication happens through cryptographic keys, not shared secrets. There's nothing to phish, nothing to guess.

🌐

No Central Authority

Two organizations establish trust directly. No middleman controlling access. No single point of failure.

📜

Disputes Resolved by Math

"I never said that" doesn't work when there's a cryptographic signature. Evidence is mathematical, not testimonial.

🚷

No Spam, No Cold Outreach

Only authorized connections can send messages. You choose your network. Federation is a privilege you grant.

Instant Verification

Signature verification is instantaneous. No waiting for confirmations. Trust is verified in milliseconds.

🔮

Foundation for More

Today: signed messages. Tomorrow: signed contracts, verified transactions, cross-company workflows with cryptographic proof.

"Trust, but verify" becomes
"Verify, therefore trust."

— The PrometheanLink Philosophy

Technical Specifications

For the technically curious, here's what powers the protocol.

Signature Algorithm

Ed25519 (EdDSA)

Key Size

256-bit (32 bytes)

Hash Function

SHA-256

Key Encoding

Base64

Protocol

PrometheanLink v0.1

Transport

HTTPS + JSON

Same Cryptography Used By:

Signal SSH Bitcoin Ethereum Tor GnuPG

Ready to Build Real Trust?

Digital trust isn't about believing—it's about verifying. Start building cryptographically proven relationships today.

Get Started with SMARTiDATA