OpenTechnical

OT-2026-000097825

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000097825) never changes.

Identity and time

Publication numberOT-2026-000097825 · never reused
Internal UUID01a0aea1-92f6-73b2-ab5c-71d0dc87821b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097825
StatusPUBLIC

Content hashes

Canonical textb02f020fa936594c2abc4898bbbe4a1eb588e0160125435eff59b2bacecd92ff
Markdown7028f302b324a681fdda75abb2bbfed69fba3820a339371b81a40d98e3b94410
PDF
Publication page5db655cf0c737e878809bb5abbd3e44c687cc8aa37e18205d68d298165b5b133
Manifestfd876468a2244b8554520d8bf4e2ceb3519e741b7d87cb8ac95a359f98447e45

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
SignaturelPAw8FetruMoVGeAcstwz8knRAxvCeheDPjYAzjHwqQolzJN/UEzJSvGKVx5JqlkGIkBuf6RKXCzIrAuSQg4Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:55.082360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097825
observed 5db655cf0c737e878809bb5abbd3e44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.064513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097825/manifest.json
observed fd876468a2244b8554520d8bf4e2ceb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.047437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097825/publication.md
observed 7028f302b324a681fdda75abb2bbfed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.028798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097825/publication.txt
observed b02f020fa936594c2abc4898bbbe4a1e...
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.