OpenTechnical

OT-2026-000101169

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101169) never changes.

Identity and time

Publication numberOT-2026-000101169 · never reused
Internal UUID01a0aea3-c378-7071-a91b-e400c2e6b961 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101169
StatusPUBLIC

Content hashes

Canonical text4b76cd388f7544f50c542a9b61cea651dc14abf48c1b6e0ffb8e292eb635c56a
Markdownd9ff9bb25410c5d1a4e35ee8afb4e7c95a339402a76573a532e9909d9dffa636
PDF
Publication page9e9bc637247d6fd277e9f3de82a07a77eb81e984384337dc5900aa4750468068
Manifest31357ffdf9304affd5a1af5dbfe4e575e493c2011884165e85f9d4077d34a48a

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
Signatureo2RJYWNRqbDPciztpnWd0M6s5lp05pIyqnKsPp51eFdJ1IG3YkmC4UmbT8c4tRGVCd1fM53BgHUOBu/L5dk8Bg==
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

2026-09-17T09:26:48.669799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101169
observed 9e9bc637247d6fd277e9f3de82a07a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.652586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101169/manifest.json
observed 31357ffdf9304affd5a1af5dbfe4e575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.634930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101169/publication.md
observed d9ff9bb25410c5d1a4e35ee8afb4e7c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.616697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101169/publication.txt
observed 4b76cd388f7544f50c542a9b61cea651...
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.