OpenTechnical

OT-2026-000086931

Publication integrity record

Foam pad vacuum gripper, three zone face, four 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-2026-000086931) never changes.

Identity and time

Publication numberOT-2026-000086931 · never reused
Internal UUID01a0ae9a-80a5-77bd-a004-544eb6201081 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086931
StatusPUBLIC

Content hashes

Canonical text23925feeb55b877a5e7b2637dbb215c9dcb5f99df777f2ed49e5059ea819b2e4
Markdown0c93c4c38deaf5506d59d9df2721da5140cb1079e61cec7f9f8249a34ae7e6ae
PDF
Publication pageb67987a28a2d3fe7390268c8b23b6d8ede6b3ff2b2376ab1121d84eb55bbada6
Manifesta998f94823e80c1e86c2e76b896b513e49769057d3b5cf97b366940ef727c814

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
Signature05ZsL0rJPYL1OUa4jqWAgrztg/udCM4bMyhibsDuRdiTlIU62DpTpyszzuqbr3cGmD1fn7O5I5KIrC3FuLc7Aw==
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

2026-09-17T09:51:47.367351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086931
observed b67987a28a2d3fe7390268c8b23b6d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.348351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086931/manifest.json
observed a998f94823e80c1e86c2e76b896b513e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.330145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086931/publication.md
observed 0c93c4c38deaf5506d59d9df2721da51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.312887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086931/publication.txt
observed 23925feeb55b877a5e7b2637dbb215c9...
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.