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
63824255
Closed At
2026-08-06T09:56:00Z
Ledger Hash
493acc7f59a34b99d41b1076c55df247b7f74eaa38d5945bd0608466ebf80ccb
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 9:56 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T09:56:00Z",
  "hash": "493acc7f59a34b99d41b1076c55df247b7f74eaa38d5945bd0608466ebf80ccb",
  "paging_token": "274123087916564480",
  "sequence": 63824255
}

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 4 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 6, 2026 9:52 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 9:56 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 2026-08-06T09:57:00Z, inserted_at 2026-08-06T09:56:03Z, stellar_commit 2026-08-06T10:00:07Z
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
434f5a313f8458af55e47ebf750764bf569b8fcedca2ab98638fabfffc771a8a
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 875950fdfd28b099f7e6b6873a8ff66d6b9ef0ed2ef0ce11da9c63f462e309d4
  2. R ff60b167761c24402990d5c489c918dd9b43eb89d43e5350945c96e08ee1608c
  3. R 5372165889dc9a3f40f6b6c38c1f9436a5d5a8f7f30bd076548c75062f8d2cdc
Epoch Merkle Root
c729f1e22df6f2e1ebbebd105968b1fcd9d85adf3c88434a578c0e2637b7c631
On-Chain Transaction
Ledger: 63824299
On-chain time: 2026-08-06T10:00:07Z
MEMO_HASH: c729f1e22df6f2e1ebbebd105968b1fcd9d85adf3c88434a578c0e2637b7c631

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