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
63809861
Closed At
2026-08-05T11:27:17Z
Ledger Hash
32a6bdad21bb15d925b9ae5dde6eb417387499a0268762ca328b55d16e8b5f17
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 11:27 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T11:27:17Z",
  "hash": "32a6bdad21bb15d925b9ae5dde6eb417387499a0268762ca328b55d16e8b5f17",
  "paging_token": "274061266157305856",
  "sequence": 63809861
}

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 3 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 11:23 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 11:27 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 2026-08-05T11:28:00Z, inserted_at 2026-08-05T11:27:22Z, stellar_commit 2026-08-05T11:30:06Z
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
e1ed9cf014c26bff990b58945eec030bd7d5b66eb70aaa60e378d88a8d193c1b
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R bda4b64754391457a6c158e1286b8309555ead45cb2b2fe1addff65fdf3bf919
  2. L 0d1741e71ea7e50eebb113152e44b3f8535cc94971e1a976807242cedfe39c4b
  3. R e94fa38adce5c1ee5cb9e43b4fbeb148f2f3e8331188be8f754b6ebec7d05b67
Epoch Merkle Root
cb186f463f61143ca42705b74b8235de92a2249f9c5e872e37a3d8f8de46a78c
On-Chain Transaction
Ledger: 63809891
On-chain time: 2026-08-05T11:30:06Z
MEMO_HASH: cb186f463f61143ca42705b74b8235de92a2249f9c5e872e37a3d8f8de46a78c

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