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
63815041
Closed At
2026-08-05T19:33:39Z
Ledger Hash
e2cc1ccbb7580e39c513f40d2321b82604d636f891213638feadeb5b18033654
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 7:33 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T19:33:39Z",
  "hash": "e2cc1ccbb7580e39c513f40d2321b82604d636f891213638feadeb5b18033654",
  "paging_token": "274083514087899136",
  "sequence": 63815041
}

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 2 m 17 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 7:28 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 7:33 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 2026-08-05T19:34:00Z, inserted_at 2026-08-05T19:33:43Z, stellar_commit 2026-08-05T19:35:04Z
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
2a388c81a5104fb638ae1542bb0840c3ba32b3dd31d26aa0f8733e8051d7ea3c
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L 1d4b1212b7d98929ccd435610bb701cdc63be3a4f729fbe377c08839c915f037
  2. L 1903effd326ff7a0f5bb22ee03b4668ef656a8baaeb0946c32039adf22c554b6
  3. R ee66eb731bdfec49ff84330c349ffa582b40520c6b631814e733e64b6f027629
Epoch Merkle Root
29ebf9aa36a973a1880a408c9b844165d4d0be7a0fd2ff6db30eb6c4efd9a464
On-Chain Transaction
Ledger: 63815056
On-chain time: 2026-08-05T19:35:04Z
MEMO_HASH: 29ebf9aa36a973a1880a408c9b844165d4d0be7a0fd2ff6db30eb6c4efd9a464

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