OpenTechnical

OT-2026-000087427

Publication integrity record

Two cup vacuum gripper, two 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-2026-000087427) never changes.

Identity and time

Publication numberOT-2026-000087427 · never reused
Internal UUID01a0ae9a-cd50-722e-ab2d-7b2df9ec5ad3 · 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-2026-000087427
StatusPUBLIC

Content hashes

Canonical textc35bd60c86649acf7afd8032e56167b200194fb155d56923f6f719785b446f69
Markdown7108d05da0a210cc9f1ca803cb14eb4e1f04519454f4f4848d6537e82583eb14
PDF
Publication page698c3346199882be3d71e76d1247198fbc1dd26e25770fcf9292e20cea69ee65
Manifesta93308cef61d505e279444874f0f65f3efb2cb5a4c6170a14da9536969c2ddac

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
Signature05TEBFQ+DmmwdTvcSKTfy7GdlBB3kdqh2Vpd2CP2u6gDap+8TNYbZGgfDeaRYqWLLESZX2aUOpAHYfPYx+ODBA==
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

2026-09-17T09:50:44.865819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087427
observed 698c3346199882be3d71e76d1247198f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:44.849159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087427/manifest.json
observed a93308cef61d505e279444874f0f65f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:44.832865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087427/publication.md
observed 7108d05da0a210cc9f1ca803cb14eb4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:44.815644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087427/publication.txt
observed c35bd60c86649acf7afd8032e56167b2...
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.