OpenTechnical

OT-2026-000092319

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, 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-2026-000092319) never changes.

Identity and time

Publication numberOT-2026-000092319 · never reused
Internal UUID01a0ae9d-875b-782f-990d-ab63f2334f96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092319
StatusPUBLIC

Content hashes

Canonical text17b4253aa1a2bfd6a935762e3dc6945bb7e4c65ac55f3d64a718a85d54fc1a6f
Markdown358a0ff3e81cb3f6dd80c2088884ea60e4049c3c7bd28c98d157ee27f6a268db
PDF
Publication pageec07f238b3c9fe974648c5643396ec15263cfe3168104c4fb9642e0bbb321e74
Manifeste50e1d68ce67aae59645302b4aee7d8a5c39cd7039c8f1b9a40c69eae498ca8e

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
SignatureeYkQF0SyBHydiywK71ZxG9GpduRz86BNV6eR6LASfNLlBhZCi4kC1KRPQyGmmh7TGiPth9e3cViPmg0+UaxTAQ==
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

2026-09-17T09:41:51.788676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092319
observed ec07f238b3c9fe974648c5643396ec15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.773343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092319/manifest.json
observed e50e1d68ce67aae59645302b4aee7d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.757352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092319/publication.md
observed 358a0ff3e81cb3f6dd80c2088884ea60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.740945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092319/publication.txt
observed 17b4253aa1a2bfd6a935762e3dc6945b...
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.