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
63825714
Closed At
2026-08-06T12:12:59Z
Ledger Hash
8ecfa739b0b31f44b02d8ab2004ab477813feebeddf78a0dfb6f2adbfa8c50c9
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 12:13 PM UTC
Entropy Data
{
  "closed_at": "2026-08-06T12:12:59Z",
  "hash": "8ecfa739b0b31f44b02d8ab2004ab477813feebeddf78a0dfb6f2adbfa8c50c9",
  "paging_token": "274129354273849344",
  "sequence": 63825714
}

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 2 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 12:09 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 12:13 PM 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 2026-08-06T12:14:00Z, inserted_at 2026-08-06T12:13:03Z, stellar_commit 2026-08-06T12:15:09Z
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
4b625ba2d68dbf4491bbe98d5bc9e4e08563d73dc17dab7fae279c7eaf1ee132
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L c0e5cc2fe24667f5d12942def1d997db162ccdccc77144703ae9003077f22beb
  2. L 42793c42e556fa5bf3389c83282844f779dabe01528f3098c15b47727cfe42fa
  3. R fe97b1e92e5b8a54b1e9314d1806f96c59ecb391692e2a4ad1cec6da4948b97e
Epoch Merkle Root
db80a341283a04c6d5d6eea0409b620d826cd4deee972bb69671df40a833fd16
On-Chain Transaction
Ledger: 63825737
On-chain time: 2026-08-06T12:15:09Z
MEMO_HASH: db80a341283a04c6d5d6eea0409b620d826cd4deee972bb69671df40a833fd16

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