OpenTechnical

OT-2026-000094094

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, manifold 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-2026-000094094) never changes.

Identity and time

Publication numberOT-2026-000094094 · never reused
Internal UUID01a0ae9e-92ca-750b-b581-1d2455249c56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094094
StatusPUBLIC

Content hashes

Canonical textf29f48af376601a70eb21e72a06771cee457e3aab49c1f0a05eb9b942d8cc2bf
Markdown8c32ef027f54e08dba74a471db5c6400ccfaf15c4479d238977d525f3d5e5fc0
PDF
Publication pagee5665b57fd4150cc2cc1f3685af38fd7912d0b4716335a75ec6ac4a9f83616e1
Manifest33a2d77d0116f10be82e19310b42daa14476edf3c06664a39f204f3213af2033

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
SignatureYZdig9VZvIRHXCQiuD+bkcgVNCtX/zcmsgDV1W6TvvDiuqbPiQKhZ/m7DUXbL68RNXlQ8/UUyXrj2PVFNQadDg==
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

2026-09-17T09:38:31.793107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094094
observed e5665b57fd4150cc2cc1f3685af38fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.775709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094094/manifest.json
observed 33a2d77d0116f10be82e19310b42daa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.757428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094094/publication.md
observed 8c32ef027f54e08dba74a471db5c6400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.740188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094094/publication.txt
observed f29f48af376601a70eb21e72a06771ce...
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.