OpenTechnical

OT-2026-000088002

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000088002) never changes.

Identity and time

Publication numberOT-2026-000088002 · never reused
Internal UUID01a0ae9b-1aa6-7982-8e44-314816582fb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088002
StatusPUBLIC

Content hashes

Canonical textff3abc6cb12db1e8269738407f1fbf8fef8c89adb0332ecf2ef14d58ae2e7a8e
Markdowna73191f9a0fae55b2770a1f309fe97037f52d145555f4bf2f8dbd8d09687bdb3
PDF
Publication page41e19f54a2d48d54fb6ea0df5c00e2d81ef8dd0207da446f2a29c4ee179c80ec
Manifest96a567a45209da96c0498ea1c1c84e8080e44985c656ccab95ae162bef3beddf

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
Signature8pPZuZ7gyOM5dHEQjeZt5A8XrDpem196sT/Z1WbR9f8is4JBurL+Pav3uzzusZlF4I4OF87i4LEG2+DEh+LfAA==
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

2026-09-17T09:49:18.515249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088002
observed 41e19f54a2d48d54fb6ea0df5c00e2d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.497680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088002/manifest.json
observed 96a567a45209da96c0498ea1c1c84e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.478204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088002/publication.md
observed a73191f9a0fae55b2770a1f309fe9703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.458648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088002/publication.txt
observed ff3abc6cb12db1e8269738407f1fbf8f...
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.