OpenTechnical

OT-2026-000034094

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000034094) never changes.

Identity and time

Publication numberOT-2026-000034094 · never reused
Internal UUID01a0ae75-df0c-7334-bae3-773bb4f6faac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034094
StatusPUBLIC

Content hashes

Canonical texta37acf3fb2c237fd64f997e09e06f96d0255a424719e8d83b36c0feb3d1ab8d3
Markdownebfabab2799c172838754760c211519f54226461c2442293ce549e550fbffafb
PDF
Publication page796dc47c3603b02afd7eab5dc005c56d36aeca8a6c511644816d6d7b83ac51c8
Manifest8b31342f4beeb77ac9d601ce099287d165f73c5223e44ee5a2e7e547d4191d61

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
SignaturejKm8cfJpaxRZhkRWsIwyrMfeyf4L5Sjnay1x1TKYqbHH0/osO+M4btbNmluHHPQUl0ZDpl0t7UI8qfuLRD8pBw==
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

2026-09-17T11:30:28.232152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034094
observed 796dc47c3603b02afd7eab5dc005c56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.213509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034094/manifest.json
observed 8b31342f4beeb77ac9d601ce099287d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.194295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034094/publication.md
observed ebfabab2799c172838754760c211519f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.175831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034094/publication.txt
observed a37acf3fb2c237fd64f997e09e06f96d...
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.