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
63819545
Closed At
2026-08-06T02:34:59Z
Ledger Hash
5e2c78a4a14f671a2524714eecd442290e75eb380a0d3bd87b6f284734bd7c0a
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 2:35 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T02:34:59Z",
  "hash": "5e2c78a4a14f671a2524714eecd442290e75eb380a0d3bd87b6f284734bd7c0a",
  "paging_token": "274102858620600320",
  "sequence": 63819545
}

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 9 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 6, 2026 2:30 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 2:35 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 2026-08-06T02:36:00Z, inserted_at 2026-08-06T02:35:01Z, stellar_commit 2026-08-06T02:40:02Z
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
ac67b6c20679d290cd209abd78815a1ec25d112fa27e9cfaa72494ff8235cc4b
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R f2931b3aced59eb414eacaffd43553d36cfcb8d53dea5a8b7af1d0851fcb69c7
  2. R 744517e518500d770380bef7dac8fb12851a1b51bdce27503e459ac1c5a66384
  3. R 14638b2182cbf0cb9f0502b0e6ef65a2bb77a81cbb9bafa399f7974cc51e997f
Epoch Merkle Root
083cdc1359e82d9012f4391289d0bda482de60b0597d4529a9a18236cb5ccb74
On-Chain Transaction
Ledger: 63819599
On-chain time: 2026-08-06T02:40:02Z
MEMO_HASH: 083cdc1359e82d9012f4391289d0bda482de60b0597d4529a9a18236cb5ccb74

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