OpenTechnical

OT-2026-000092656

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000092656) never changes.

Identity and time

Publication numberOT-2026-000092656 · never reused
Internal UUID01a0ae9d-b5ff-7afd-b676-f21fcfb90422 · 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-2026-000092656
StatusPUBLIC

Content hashes

Canonical text87858d57741ead511f11689f54d2dfc84c08227979749562018f601a4e7c60e8
Markdownb0ec2b03bf43cac67281f153aa248ce78c8147b15f3dd2047849cdcdc9ed8e1c
PDF
Publication page47fbd3591ba94f0b1704a22c3b2b65145d0597ded39db4cfc534a76abf426042
Manifest49c6ac89b7876c6877da9daa717851fc36f2ef4e75c1419c2953fc2f1262129c

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
Signature0pzLbfXiUZ0dxlTaTMsKl9v5niukfZgrnx4oH2azSXVu0Z/HuvBnw0bCh167BGR1WRBxwJPttXQI1+vdxuNiBA==
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

2026-09-17T09:41:15.863322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092656
observed 47fbd3591ba94f0b1704a22c3b2b6514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.843708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092656/manifest.json
observed 49c6ac89b7876c6877da9daa717851fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.824641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092656/publication.md
observed b0ec2b03bf43cac67281f153aa248ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.807636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092656/publication.txt
observed 87858d57741ead511f11689f54d2dfc8...
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.