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
63805200
Closed At
2026-08-05T04:10:43Z
Ledger Hash
2a2133bacddfeb642d5218c500f42565733ad243439b5c843c25b68ca1a28688
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 4:10 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T04:10:43Z",
  "hash": "2a2133bacddfeb642d5218c500f42565733ad243439b5c843c25b68ca1a28688",
  "paging_token": "274041247314739200",
  "sequence": 63805200
}

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 14 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 4:05 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 4:10 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 2026-08-05T04:11:00Z, inserted_at 2026-08-05T04:10:47Z, stellar_commit 2026-08-05T04:15:07Z
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
b00728872ddc5dfea1c9fd1dfb0af065f411e850fb06b79cdc76692c8d045677
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R c14fa08be429913fe616e9b5a0e92b87ace62c73c9466ce4d2d2aa1a84fdcefe
  2. R 1e5c071651894ad12b982ec736c0aefc098c220d9a032f4afd761509f2b1df31
  3. R a68fd6483b50453780b1bc025eba1a7df1fdd7f2b0cbcbb7951719a28e5a1d4b
Epoch Merkle Root
a088d560b8471c3c7df7d4422cea2de0e4cebe12caec75a441c3196abd07b272
On-Chain Transaction
Ledger: 63805247
On-chain time: 2026-08-05T04:15:07Z
MEMO_HASH: a088d560b8471c3c7df7d4422cea2de0e4cebe12caec75a441c3196abd07b272

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