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
63808656
Closed At
2026-08-05T09:34:34Z
Ledger Hash
65e3a3f85144e277d3520d0a7e9a28e1e38c469cb480959625129f68b7e11712
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 9:34 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T09:34:34Z",
  "hash": "65e3a3f85144e277d3520d0a7e9a28e1e38c469cb480959625129f68b7e11712",
  "paging_token": "274056090721714176",
  "sequence": 63808656
}

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 1 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

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 9:30 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 9:34 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 2026-08-05T09:35:00Z, inserted_at 2026-08-05T09:34:39Z, stellar_commit 2026-08-05T09:35:03Z
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
7bb31628c41aaf22c8745e0da6d535db3e5c1123fa43adbc7e0856b339543a43
Epoch Merkle Proof
depth 3 · R/R/L
Show Merkle path
  1. R d37300dc2c6e038a83ee197ca0e181a77f6875afd9f537d31ca4995876481319
  2. R 3af5290a630909c56594370a5d53f1fad8231179978bedb08410b348475c0176
  3. L 030db6385419af343f90735bb19cff7084e354d1062404b137cdced5679bcf7c
Epoch Merkle Root
e6948248c11177bfe376ce7abd00de4dc056746db35940be84ebf431ef3d032e
On-Chain Transaction
Ledger: 63808661
On-chain time: 2026-08-05T09:35:03Z
MEMO_HASH: e6948248c11177bfe376ce7abd00de4dc056746db35940be84ebf431ef3d032e

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