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
63807442
Closed At
2026-08-05T07:40:43Z
Ledger Hash
e430a23002514214d0b1278135721dce178c54c60ea9428225714d390bfb1269
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 7:40 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T07:40:43Z",
  "hash": "e430a23002514214d0b1278135721dce178c54c60ea9428225714d390bfb1269",
  "paging_token": "274050876631416832",
  "sequence": 63807442
}

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 5 m 12 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 7:35 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 7:40 AM 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 2026-08-05T07:41:00Z, inserted_at 2026-08-05T07:40:47Z, stellar_commit 2026-08-05T07:45:04Z
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
e956af4cb4e92aeafd12d8907f143bfcf2cb8aabf41bcf8a5a40846ba5340442
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 2e936f06ff2b2167961ffa6377a88b8ee4073b72cac0192c9eee108a045aa0d0
  2. R 9b126d90a5ca0c96803fa797b43507cc8b5860b635681c22bc492bc340a6528d
  3. R 821270e56ba72e9852a40e7bd0baafd6d579eb6fedbb4bc3188a4cb6ebc1ca2f
Epoch Merkle Root
59e96881a64c1c935d7abdb1768bf892f3c79d2f8a54d85578f494efe0d5885f
On-Chain Transaction
Ledger: 63807489
On-chain time: 2026-08-05T07:45:04Z
MEMO_HASH: 59e96881a64c1c935d7abdb1768bf892f3c79d2f8a54d85578f494efe0d5885f

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