Entropy Verification

All cryptographic checks passed within the Truestamp blockchain.

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Stellar Ledger

Raw entropy captured from the external source

Ledger Sequence
63782875
Closed At
2026-08-03T17:18:22Z
Ledger Hash
78ce5e903c3eb305491b6c455f13596763f9633b4f7860609d254fcd1df6d154
Capture Method
Server-Sent Events
Captured At
Aug 3, 2026, 5:18 PM UTC
Entropy Data
{
  "closed_at": "2026-08-03T17:18:22Z",
  "hash": "78ce5e903c3eb305491b6c455f13596763f9633b4f7860609d254fcd1df6d154",
  "paging_token": "273945362169856000",
  "sequence": 63782875
}

Submission Window

Each layer clamps this entropy observation between a submitted-after edge and a submitted-before edge. Only the submitted-before edge is grounded outside Truestamp, by a public-chain commitment transaction. The submitted-after edge is asserted by Truestamp's own block ordering and is not established by this proof.

Truestamp blocks
Truestamp-asserted window of 59 s

Both edges are read from Truestamp's own block clock. Neither is confirmed by an outside witness.

Stellar
Bounded to a 2 m 9 s window

The submitted-before edge comes from the Stellar commitment transaction. The submitted-after edge is asserted by Truestamp's block ordering, not by Stellar.

Bitcoin

Verification

Pending

Verification status is being determined.

Internal Integrity
All 9 checks passed inside the Truestamp blockchain.
Show technical breakdown
Timing
committed_at 2026-08-03T17:19:00Z, inserted_at 2026-08-03T17:18:25Z, stellar_commit 2026-08-03T17:20:02Z
Blockchain
External Stellar verification skipped
External entropy source verification skipped
Public-Chain Verification
Stellar Public Pending

Queued to verify against Stellar.

Show technical details
Block Hash
667f4656be4e857d91fac4c90ed0dcd4fd7148942f6385bc7358d610f1a84d63
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L 5133427fca9bcff9beee155b33b4ad9cc0d9af1c8f43b6195fb2860eeec255dc
  2. L 0a5e190cb351a3f216e85976954cf5ddb1a68e1282019b8c1f3841c4865c9551
  3. R 8747377466b534fef27836fca5e9a9c6a576fd5266027bde5d57fe10ff107c83
Epoch Merkle Root
2193b6310e78b2bc396b8276aaafb45644d0fe541eaea1b09d46d139e1a2e223
On-Chain Transaction
Ledger: 63782893
On-chain time: 2026-08-03T17:20:02Z
MEMO_HASH: 2193b6310e78b2bc396b8276aaafb45644d0fe541eaea1b09d46d139e1a2e223

Proof Chain

Interactive visualization of the cryptographic proof path from your data to public blockchains. Tap any node for details.

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Proof

This self-contained proof has everything needed to independently verify this entropy observation, with no connection to Truestamp required. Verify it offline anytime using the open-source Truestamp CLI.

Protect Your Data With Cryptographic Proof

Prove when your files, documents, or data existed with permanent, tamper-proof records anyone can independently verify.

SHA-256 + Ed25519
Industry-standard cryptography
Merkle Tree Proofs
Efficient verification at any scale
Stellar & Bitcoin
Public blockchain commitments