OpenTechnical

OT-2026-000092732

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092732) never changes.

Identity and time

Publication numberOT-2026-000092732 · never reused
Internal UUID01a0ae9d-b600-78b8-bbe9-156372969a14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092732
StatusPUBLIC

Content hashes

Canonical text67b6a46be54b224e11b5a9d19736601e89537b1796d6edd6ffbb5f38d560df8f
Markdown5887d0250ea6f8c204c30838560f02565bb5dfa59ccba788aab5c536780a74bd
PDF
Publication page2fa761d735891a187c0449757db6b6ffcc3826049763aef58ea55059a0bc78a3
Manifest25e80efde082e5f6d0cfb0d61912740f04d042bf7129e63a99c02e22046bc373

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
Signature2dGEyYG7pBNts6NluCnBbITrjEfaUJUGXSvbDW4ypXyIQiXz1bPEA97wHzpJiIGfMNto05RLKI2s8gVH5ltZAA==
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

2026-09-17T09:41:21.395992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092732
observed 2fa761d735891a187c0449757db6b6ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.378723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092732/manifest.json
observed 25e80efde082e5f6d0cfb0d61912740f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.361337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092732/publication.md
observed 5887d0250ea6f8c204c30838560f0256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.344675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092732/publication.txt
observed 67b6a46be54b224e11b5a9d19736601e...
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.