OpenTechnical

OT-2026-000087525

Publication integrity record

Foam pad vacuum gripper, three zone face, single 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-2026-000087525) never changes.

Identity and time

Publication numberOT-2026-000087525 · never reused
Internal UUID01a0ae9a-cd51-78a1-9dd4-3751ae3b8533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087525
StatusPUBLIC

Content hashes

Canonical textf6617b91fe6d3cf268314d768aab7614ba07417b417a66e79ce40e1802ca200c
Markdown6116a1566e831f751d26f09f7fe85d2550e91518f5a76605818673d435238c80
PDF
Publication page9e34c7d92449d4b7ba08f5bdcbe006d9599a0f65542b70c08c83ae137e0fc693
Manifestf4e9e2767f5e8322bc581bf0883502f1dc4c47395545eef61eb3015d89bf13fc

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
Signature31dK71ChWxTUoSRUGnELbir8Fq0hlybZQqOf5jpAKWiPt+4dJz7FZxmNpGirli+ymZORKth93fH6RSGnhyCVBw==
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

2026-09-17T09:50:51.745125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087525
observed 9e34c7d92449d4b7ba08f5bdcbe006d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:51.728360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087525/manifest.json
observed f4e9e2767f5e8322bc581bf0883502f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:51.709729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087525/publication.md
observed 6116a1566e831f751d26f09f7fe85d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:51.692653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087525/publication.txt
observed f6617b91fe6d3cf268314d768aab7614...
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.