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
63822086
Closed At
2026-08-06T06:32:35Z
Ledger Hash
dd8d66cb5245a047a23027b91ef5db89a5216ce42571b19beb3a7742afab65e1
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 6:32 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T06:32:35Z",
  "hash": "dd8d66cb5245a047a23027b91ef5db89a5216ce42571b19beb3a7742afab65e1",
  "paging_token": "274113772132499456",
  "sequence": 63822086
}

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 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 6, 2026 6:27 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 6:32 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 2026-08-06T06:33:00Z, inserted_at 2026-08-06T06:32:39Z, stellar_commit 2026-08-06T06:35:07Z
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
a07272095c554f8a73cad4232e8f9fe57ecf405330f1244f85292c57d3870dc5
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 77080a4af5e360404dfaeec90206c3d42b206e24929676e9172b0497d5f000b1
  2. L 317409fe1e9bdced43750eff50594d19fecb71413f27743a50616c50b640006b
  3. R f90aa5b1165e68f3264c42c2384e91e9c31d7bfcca339f4c6fc55350345d40c0
Epoch Merkle Root
b2a224f1c1b7008508a93f1e9a10d26f8f02ee6adbab818b8fec5f8f3f3a1fac
On-Chain Transaction
Ledger: 63822113
On-chain time: 2026-08-06T06:35:07Z
MEMO_HASH: b2a224f1c1b7008508a93f1e9a10d26f8f02ee6adbab818b8fec5f8f3f3a1fac

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