OpenTechnical

OT-2026-000015962

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000015962) never changes.

Identity and time

Publication numberOT-2026-000015962 · never reused
Internal UUID01a0ae6e-0c4d-7b45-9ef4-5813f8bd8aa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015962
StatusPUBLIC

Content hashes

Canonical text39ad7e4bb11d9ebf91282fe47842caa1b3f1ee1c9860fdd675c25c0507a87b4c
Markdown0cecb717d5e9a1b8524231c44ba7cab46e84250cd13d44c904707ea8c75d05e8
PDF
Publication page4c47859e51cd73bb91967a5cd2256e11d1fb6ad20b1ba044c774973c5277dc3d
Manifested4f99a925f8094dbeede7635b487b16b18121bd891ac874d0fa73465db2ff7a

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
SignatureT+4BosRcgaw2nB+wchyWacel2m8aMPGB796ft6cSe8cCwiIbFJ6QePuRj726YIuK6kQgeI1u8y3+oqtUf1j7Dw==
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

2026-09-17T12:05:27.372196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015962
observed 4c47859e51cd73bb91967a5cd2256e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.345796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015962/manifest.json
observed ed4f99a925f8094dbeede7635b487b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.318380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015962/publication.md
observed 0cecb717d5e9a1b8524231c44ba7cab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.294274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015962/publication.txt
observed 39ad7e4bb11d9ebf91282fe47842caa1...
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.