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
63803774
Closed At
2026-08-05T01:57:08Z
Ledger Hash
36f30af5408a190f50db7b1b9994c69235a564089f5279c6edd2b99f80603e1b
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 1:57 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T01:57:08Z",
  "hash": "36f30af5408a190f50db7b1b9994c69235a564089f5279c6edd2b99f80603e1b",
  "paging_token": "274035122691375104",
  "sequence": 63803774
}

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 11 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 1:52 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 1:57 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 2026-08-05T01:58:00Z, inserted_at 2026-08-05T01:57:12Z, stellar_commit 2026-08-05T02:00:02Z
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
1f3aa9c1ef6f96239e6afb1b58fb08eb18a9a65c281ccee441353a9209138299
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 962fc8fe4a9a09cae496288456d0111abdae0198690568ce50cf9ab6c4b7decc
  2. L d2d744a5dde601741db43b54e51b0a58226796930a9ff7a0b9d240bf7afbf1fd
  3. R bbf632e65f8f300d338aae702777dbd59c7f49936052ddf192b7a0df42d2d89b
Epoch Merkle Root
40444e29e24561aab45ee9ed51d5193c626d8906a11f7ef2f6d7b642763c4a37
On-Chain Transaction
Ledger: 63803805
On-chain time: 2026-08-05T02:00:02Z
MEMO_HASH: 40444e29e24561aab45ee9ed51d5193c626d8906a11f7ef2f6d7b642763c4a37

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