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
63809092
Closed At
2026-08-05T10:15:12Z
Ledger Hash
ba956a3bd2169be0a48cb9f7735d979a0913a5ea4bb0956424f475f17b61e27c
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 10:15 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T10:15:12Z",
  "hash": "ba956a3bd2169be0a48cb9f7735d979a0913a5ea4bb0956424f475f17b61e27c",
  "paging_token": "274057963327455232",
  "sequence": 63809092
}

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 8 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 10:10 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 10:15 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 2026-08-05T10:16:00Z, inserted_at 2026-08-05T10:15:15Z, stellar_commit 2026-08-05T10:20:02Z
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
baedac921d50fab6dac80e29701e6ca0020c642f5b06634d1e9428da22ae5872
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 802192cc4fbf28cb490c467672c28bac275e598c35602c44bb6028bc66927e11
  2. R 9508051bcd238e243082ccfa104e1a4c47fb4b05ffbdca56fa5c4b26a918202d
  3. R c2788795e9af76f41cdf8e57b1debd84e943bd48761d84cd2d158afdde756a0c
Epoch Merkle Root
102d4f85cd21f9fb2e1ce7611cbe6a2bbb051b42fda0e30af8c5c381a0e82959
On-Chain Transaction
Ledger: 63809144
On-chain time: 2026-08-05T10:20:02Z
MEMO_HASH: 102d4f85cd21f9fb2e1ce7611cbe6a2bbb051b42fda0e30af8c5c381a0e82959

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