OpenTechnical

OT-2026-000097303

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000097303) never changes.

Identity and time

Publication numberOT-2026-000097303 · never reused
Internal UUID01a0aea1-01cb-7e43-80e8-cfb4b52755bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097303
StatusPUBLIC

Content hashes

Canonical textc11734031af5e1dcb0b152832c7d8b6c250c9cb7320c02fd0cc624da4caca8d3
Markdown7ca3dfdf39063760bd920af6a9a872dd4e42637a32880c84530704d3f17d632a
PDF
Publication page9bae0e780d77e0e61525402e85418e6a2357bc46dfb14a851042d72f63df3c14
Manifestb135f80a45d49928af3b7e3531646dd28aef315e10dba0def9108f946ca7cbbd

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
Signature4ClDzF62LxcCKSs+6k8d2XeobbHHJB+Gc2R3JlEZrcYQJ+b91PZxuE7gDvES9+Qp/cYClzNFMMQskaB0SNCjCg==
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

2026-09-17T09:33:32.818886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097303
observed 9bae0e780d77e0e61525402e85418e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.802090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097303/manifest.json
observed b135f80a45d49928af3b7e3531646dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.770935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097303/publication.md
observed 7ca3dfdf39063760bd920af6a9a872dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.754897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097303/publication.txt
observed c11734031af5e1dcb0b152832c7d8b6c...
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.