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
63810923
Closed At
2026-08-05T13:06:42Z
Ledger Hash
ae6782ca872570bb90693c906eb30ea7eb31587883c5a527df24b30b52eae331
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 1:06 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T13:06:42Z",
  "hash": "ae6782ca872570bb90693c906eb30ea7eb31587883c5a527df24b30b52eae331",
  "paging_token": "274065827412574208",
  "sequence": 63810923
}

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 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 1:01 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 1:06 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 2026-08-05T13:07:00Z, inserted_at 2026-08-05T13:06:46Z, stellar_commit 2026-08-05T13:10:02Z
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
5338504dd8c4ad5cec8e638a1b16679a21085cca3fcd70ffcde03a15a0602d48
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 4ce6d02b0191d699e07087c6c3dc7ae8521b3fe50a86a3954ec3d65ea4b68f04
  2. L 2abc43cb4dc0943aab8f451a289f9c0a72335441a3e54dd9a7ab4e3bbd20f669
  3. R 58ec4b97d2e7ad3a5b46ebd0997e2cbcd16f295088c338e832dfd9f2c9a8ee49
Epoch Merkle Root
fc8b6ef6b024856e048905d540c4aa5e22e883b0390c3aeeea0034326639b59c
On-Chain Transaction
Ledger: 63810958
On-chain time: 2026-08-05T13:10:02Z
MEMO_HASH: fc8b6ef6b024856e048905d540c4aa5e22e883b0390c3aeeea0034326639b59c

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