OpenTechnical

OT-2026-000044565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044565) never changes.

Identity and time

Publication numberOT-2026-000044565 · never reused
Internal UUID01a0ae7c-39d9-74a9-a9c1-e6c6b9501650 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044565
StatusPUBLIC

Content hashes

Canonical textb5c4d6107d58ad4abf22b1690ad3dec47a2eba4f306f974f20296dfdc20791a8
Markdownc9e79e1699d0f01a55aa904e601028cb163a08c6690d088e63511b6472f805a8
PDF
Publication page18c2923da9d48f3a6a054711e5e3e3861f335d12cd537f1ca79583eab88a40ab
Manifest2cefb1a4d61fcaf267fae10afc368fa000f258d46710d1d4030b65f5af5475b4

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureeixQtJ9LLZg4kSDz75RY+P+LTRsPK1qWYpLgU5QLgdfR1DuQWmQI0piPpgRihbQLcezJfE9LcuN+japZNSN6AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:45.495806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044565
observed 18c2923da9d48f3a6a054711e5e3e386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.476992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044565/manifest.json
observed 2cefb1a4d61fcaf267fae10afc368fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.458192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044565/publication.md
observed c9e79e1699d0f01a55aa904e601028cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.439982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044565/publication.txt
observed b5c4d6107d58ad4abf22b1690ad3dec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.