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
63815411
Closed At
2026-08-05T20:08:13Z
Ledger Hash
c32838f8066c93ac8485e89f1a2d18bd1e33b4cdb7ca34c652f6fa963a8d4563
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 8:08 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T20:08:13Z",
  "hash": "c32838f8066c93ac8485e89f1a2d18bd1e33b4cdb7ca34c652f6fa963a8d4563",
  "paging_token": "274085103225798656",
  "sequence": 63815411
}

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 12 m 26 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 8:04 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 8:08 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 2026-08-05T20:09:00Z, inserted_at 2026-08-05T20:08:19Z, stellar_commit 2026-08-05T20:20:22Z
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
a4cdf97766571bac6f3b7e0feb0b7f905cfddf35942f1fcc13553cfb1ca45b9d
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L e19e3553538d0e8362826e562f145d0d7f79177b6567d3101a11cdee7b077f33
  2. L f9763d55bfa8b47667ebfa984fb64221b44880f8d27cf65fcdffa2a59c5fb62f
  3. R 78c7b6d7e2a5aa98c504decad041ae50826e9889c00449021cfb8f1dfc16c665
Epoch Merkle Root
481b3507c5383bac14283bb9656ba73d8c4a60b0e318d315a50082b49e41b347
On-Chain Transaction
Ledger: 63815541
On-chain time: 2026-08-05T20:20:22Z
MEMO_HASH: 481b3507c5383bac14283bb9656ba73d8c4a60b0e318d315a50082b49e41b347

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