OpenTechnical

OT-2026-000092637

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000092637) never changes.

Identity and time

Publication numberOT-2026-000092637 · never reused
Internal UUID01a0ae9d-b5ff-7939-b748-edf0d9f37a94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092637
StatusPUBLIC

Content hashes

Canonical textf6b4fad71672ead0e763c1edcdee0e5b9d8e8b64e6d778c615d800d94ec635d2
Markdowne380f8c05fd32e425efbe004d4008302ee1f198a16f0c906cedfe08b542810e9
PDF
Publication pagee77696131ca157fa40866a6ef8cdabcf3b2ccaba4f5e66d3991b83ef01faaa78
Manifestaa6b0f4dd0a08965194e74fadf6e7fc9f34f05aac7fb5cf3f0790fc85e5d501e

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
SignatureOiauzjhk/xNEfSxgnzgpEdss0xJMg7tOU5u1qxkJ7G069X49t1MFkmgEtGthv8NJl6ftBevRcy7QQczYOUxEAw==
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

2026-09-17T09:41:14.350359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092637
observed e77696131ca157fa40866a6ef8cdabcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.334498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092637/manifest.json
observed aa6b0f4dd0a08965194e74fadf6e7fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.317435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092637/publication.md
observed e380f8c05fd32e425efbe004d4008302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.300430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092637/publication.txt
observed f6b4fad71672ead0e763c1edcdee0e5b...
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.