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
63824435
Closed At
2026-08-06T10:12:59Z
Ledger Hash
1f5f55633b5f818955f5df4bed6aed5fa46e137863eb1d0974deb3bfa2e3eeb7
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 10:13 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T10:12:59Z",
  "hash": "1f5f55633b5f818955f5df4bed6aed5fa46e137863eb1d0974deb3bfa2e3eeb7",
  "paging_token": "274123861010677760",
  "sequence": 63824435
}

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 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 10:08 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 10:13 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 2026-08-06T10:14:00Z, inserted_at 2026-08-06T10:13:03Z, stellar_commit 2026-08-06T10:15:02Z
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
c6454e61c0124574b1a659fba4737b6900b2133f251f3e0431df86be2f397bb9
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L a3151986a7072d8d66f67e0951b464c14c90e6b3ed6940077c37fa5c983a8569
  2. L a8c01d17ccee3eedd2c69fca700a9c3a66cdd6a8eccb8b1135782e95cafe8219
  3. R 96641f0d80656c1ff32f7f989da20b555bede355f6d1dbe6b3d842c419848fe9
Epoch Merkle Root
c1c59a6e18307b72fc40e2871ca037bb794098fda20ba80839bf0e4cc53b380f
On-Chain Transaction
Ledger: 63824457
On-chain time: 2026-08-06T10:15:02Z
MEMO_HASH: c1c59a6e18307b72fc40e2871ca037bb794098fda20ba80839bf0e4cc53b380f

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