OpenTechnical

OT-2026-000032279

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000032279) never changes.

Identity and time

Publication numberOT-2026-000032279 · never reused
Internal UUID01a0ae75-106d-74ad-b373-2f8917c2196e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032279
StatusPUBLIC

Content hashes

Canonical text8861390fd4de9986b093a22f451de6296d39ee8319ac16c92b1f627ca4abd464
Markdown9c8a795e8f085b9c966dd0b68fe6bbd46910458168736a8be87ca8f366e92de8
PDF
Publication pageeb8d480c37ea0b692fc64ff5206ce8a6a0b314784f0c4d7b16d43b930279d004
Manifest0701b75ff2dee3546db05f056e808adfdc87f9aaf7855afb176e68a382d26f73

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
SignatureIE10or8gUk1lpr2gB6ePB3qmCEqFpef6DYC5DLS1FvA08qzz7XvxjXafj9E+NHkp+KYytSrzVuo5gB0GkYLdDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:33:05.997147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032279
observed eb8d480c37ea0b692fc64ff5206ce8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:05.975611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032279/manifest.json
observed 0701b75ff2dee3546db05f056e808adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:05.916799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032279/publication.md
observed 9c8a795e8f085b9c966dd0b68fe6bbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:59.968688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032279/publication.txt
observed 8861390fd4de9986b093a22f451de629...
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.