OpenTechnical

OT-2026-000084995

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000084995) never changes.

Identity and time

Publication numberOT-2026-000084995 · never reused
Internal UUID01a0ae99-43b7-7b80-827b-7efc31886e4b · 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-2026-000084995
StatusPUBLIC

Content hashes

Canonical text33d552de5098a0f28c29b34f9f1bad2f8f96970fdaf93d6774859b7eefef3d9c
Markdown5b99b35509c079a91e92c2236a403a7acbd34d5758c2f6fd9c5ad8b8836b3a09
PDF
Publication page104a5a88784fed3a1c93f8af0aee0d3d1f4fd57f2e921d6ca6e831fffd335fde
Manifest31dd3fc4e3d800fcae1b5089666e8906b3e1088a2ae1558e572441b2a1c31351

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
Signature/MHlmWvdJW4TcIlB5bHO6u5+26JGhmq0DYSHeIQuj3SxbxNyS372JgvimBQiQsuj0MkFv7acT128n1vtoAw0Aw==
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

2026-09-17T09:54:59.862569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084995
observed 104a5a88784fed3a1c93f8af0aee0d3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.844643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084995/manifest.json
observed 31dd3fc4e3d800fcae1b5089666e8906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.828504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084995/publication.md
observed 5b99b35509c079a91e92c2236a403a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.812006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084995/publication.txt
observed 33d552de5098a0f28c29b34f9f1bad2f...
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.