OpenTechnical

OT-2026-000085380

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000085380) never changes.

Identity and time

Publication numberOT-2026-000085380 · never reused
Internal UUID01a0ae99-aaab-76f9-b9e8-cd032c217b5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085380
StatusPUBLIC

Content hashes

Canonical text0b10af0f2de1f89d90c697038b52d87001f72523b36812f69c4557de4cf971a8
Markdownae03eff2a229cd6fca803162f8b3684a63f8fc3b65238848608efb4342b62c05
PDF
Publication page1c0079fcdb80cae814ee8359023734a33145aa250a52428aa7c71d382773da5f
Manifest251944b5aca3287572f050d7defb9af16775101f493231263d554e69a64bcc78

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
SignatureD//1ppdBRWFa/cHd+cgxC2NJDIG3ahu9rVNDEdaRU4GDDJHTs5/ssmHvkSArIOlSH0Zjlhy8OlOJgdGaDasGDg==
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

2026-09-17T09:54:08.453376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085380
observed 1c0079fcdb80cae814ee8359023734a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.428400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085380/manifest.json
observed 251944b5aca3287572f050d7defb9af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.406218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085380/publication.md
observed ae03eff2a229cd6fca803162f8b3684a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.385463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085380/publication.txt
observed 0b10af0f2de1f89d90c697038b52d870...
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.