OpenTechnical

OT-2026-000038268

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000038268) never changes.

Identity and time

Publication numberOT-2026-000038268 · never reused
Internal UUID01a0ae78-2d51-71e6-b07f-67b8bba77994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038268
StatusPUBLIC

Content hashes

Canonical text29529ed602b5db856350617b2d00da5b873ba918d0506f77f8e13c078f23caae
Markdown84daf889f9e4ae181b171df70d48228c889a1ed335fec9ec2ac4ad1ab0a72907
PDF
Publication page71f2d8762e20812ef711910838ee1e3e75944d2255b349c19d0935fd4c39068c
Manifest3d843bddd08254f5b96dc347779faae050f7c8d3790105496b715524525adb88

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
SignatureC+Ol3WH04t+SvpN1b15eH99uDLQL63Yk8HDmm+Nw4nbeK1q3kweVj6MBp7MjgiMisIlnjoXLOk7xddCHKBrpCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:25.641825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038268
observed 71f2d8762e20812ef711910838ee1e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.624116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038268/manifest.json
observed 3d843bddd08254f5b96dc347779faae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.604282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038268/publication.md
observed 84daf889f9e4ae181b171df70d48228c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.584388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038268/publication.txt
observed 29529ed602b5db856350617b2d00da5b...
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.