OpenTechnical

OT-2026-000086910

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000086910) never changes.

Identity and time

Publication numberOT-2026-000086910 · never reused
Internal UUID01a0ae9a-80a5-7e10-a4be-59252d1b5c10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086910
StatusPUBLIC

Content hashes

Canonical text5519edccdd0f9c7d4134b0c0c9bdb62d9e51d893bc4bb0e5b16c768d42a27b63
Markdown53bed2531dfc529bb1fac0cf47359fd9b7937fa973cd5071f389724cb9ab26b9
PDF
Publication page41c4e32019ec7a188c0ea24870abeee525e50f2d1734feb1ef23b92c265a783f
Manifestfb77b25b6081ddfbbe2e725480c881cc59566333c46e240011e2f1da170ce946

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
SignatureyCTKso9wX/QE9/nh5mNr045dcsiT4ZgnL+UqMjcxPB6zJplten0Fb1joDv1KLtzkWe6aKkOmtGDwfCYqrsx4Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:45.840914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086910
observed 41c4e32019ec7a188c0ea24870abeee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.822591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086910/manifest.json
observed fb77b25b6081ddfbbe2e725480c881cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.805865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086910/publication.md
observed 53bed2531dfc529bb1fac0cf47359fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.787975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086910/publication.txt
observed 5519edccdd0f9c7d4134b0c0c9bdb62d...
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.