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
63815827
Closed At
2026-08-05T20:47:04Z
Ledger Hash
2d896a8ac349baae38832d6f083169d9e70a9d51ad168858e6fc28db7253d622
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 8:47 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T20:47:04Z",
  "hash": "2d896a8ac349baae38832d6f083169d9e70a9d51ad168858e6fc28db7253d622",
  "paging_token": "274086889932193792",
  "sequence": 63815827
}

Submission Window

Each layer places 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. A witness Truestamp writes no commitment to, such as the NIST Beacon, can speak only to the submitted-after edge and so forms no window of its own.

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 3 m 13 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

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

NIST Beacon
Submitted after
NIST Pulse
Aug 5, 2026 8:43 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 8:47 PM UTC
Submitted before
No NIST Commitment
Not witnessed
Truestamp writes no commitment to the NIST Beacon

The NIST Randomness Beacon is a signed public beacon, not a chain Truestamp commits to, so it can witness only the submitted-after edge. The pulse value is independently checkable in NIST's public records; its ordering against this subject is asserted by Truestamp's block ordering.

Verification

Pending

Verification status is being determined.

Internal Integrity
All 9 checks passed inside the Truestamp blockchain.
Show technical breakdown
Timing
committed_at 2026-08-05T20:48:00Z, inserted_at 2026-08-05T20:47:09Z, stellar_commit 2026-08-05T20:50:06Z
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
0c359276dd5c6033423725c3595bf901a94d505946f2470562c00de17e86df2f
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 736980d080bccc102bd7498c8afc7dcf74b8853097c96493fc46f3a37933b5fe
  2. L 43c99f1bb63af02096cd537dd7d715db78cbbdbe503a66232a5f88c0abf53a33
  3. R f64a7370b5250e05101d72cce2d9407bca246da114880c92a3d0dac73484f22b
Epoch Merkle Root
835f87be27b6f462a672bc0cbe218af40535084913cf810ee585445389c59278
On-Chain Transaction
Ledger: 63815859
On-chain time: 2026-08-05T20:50:06Z
MEMO_HASH: 835f87be27b6f462a672bc0cbe218af40535084913cf810ee585445389c59278

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