OpenTechnical

OT-2026-000085047

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single 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-2026-000085047) never changes.

Identity and time

Publication numberOT-2026-000085047 · never reused
Internal UUID01a0ae99-43b8-7805-ad1d-c8282a301715 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085047
StatusPUBLIC

Content hashes

Canonical text151ca84527231243a02e7051824abd9957cb6c7bfa914748f4c6043aa670c655
Markdown003e99751847071fe9b42325581ddd06960104c187554bc4c2bc987262bd2f00
PDF
Publication page695cd64198d63eb5d444db5a8371eaefacfac9e437da2495b308c8ee73b3363e
Manifest3d418283f7a95533bd59c1c2ff4efc5790c8fe33052e6af181367635dbf332cb

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
SignaturexsYMsyxidKbZLAf1dLVNdbUSiN/pSlj7uLAZvgKcG5L3HEyA8AtNNauMe07W7jldVS8Pqwl41JgiVpKnJwjkCQ==
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

2026-09-17T09:55:03.945267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085047
observed 695cd64198d63eb5d444db5a8371eaef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.928092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085047/manifest.json
observed 3d418283f7a95533bd59c1c2ff4efc57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.910601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085047/publication.md
observed 003e99751847071fe9b42325581ddd06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.894383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085047/publication.txt
observed 151ca84527231243a02e7051824abd99...
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.