OpenTechnical

OT-2026-000071134

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071134) never changes.

Identity and time

Publication numberOT-2026-000071134 · never reused
Internal UUID01a0ae91-e0eb-727d-aa9b-5c70196acc31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071134
StatusPUBLIC

Content hashes

Canonical text7120a9054c642f31211d087eb8391f63569c751e54898c258b50d86f4449deb5
Markdown29063a6a544460b4f753fca90c36cfe69509aaa4afcd5297b8b7486161ae1100
PDF
Publication pagefae1ddd2804f96c2b02deb0508b2694327cba35c00bb6d23231cc4e8f5dd99e0
Manifest659eff453d903c887fed64236e546f5191fce8f7edc18e88af32865ce16793f5

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
SignatureH9C7ocGv6yHaAOI9ZX+h+ADGLNUkQAMuY/leKLDzmhMibYYIkRUYC4jOxYmpudihYy670pUNu/PsSptH/GbSCQ==
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

2026-09-17T10:24:38.061404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071134
observed fae1ddd2804f96c2b02deb0508b26943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.046067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071134/manifest.json
observed 659eff453d903c887fed64236e546f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.029649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071134/publication.md
observed 29063a6a544460b4f753fca90c36cfe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.011846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071134/publication.txt
observed 7120a9054c642f31211d087eb8391f63...
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.