OpenTechnical

OT-2026-000086837

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000086837) never changes.

Identity and time

Publication numberOT-2026-000086837 · never reused
Internal UUID01a0ae9a-80a4-7860-840f-240f624af8e6 · 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-2026-000086837
StatusPUBLIC

Content hashes

Canonical textb97f6ae8bb788743194969f6cd84f0bf470da4d4e3abefc100b380e7c671faeb
Markdowndd6630fa65ddf9058dd835c2b3b1556b6377ae53d52ff09586b6e3d8f29297a6
PDF
Publication pagedf0261e05000bea9377732de4ccbc332681cebb14021d1435abcb153c2c0ea9b
Manifest748664b6c750949a9f224a8f7d5d4d2dddeefeac6b11380d463d3a5015f09d7b

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
SignatureMt2CCICdbIUibp6VJxqXIS3h7zfEA1Uuy8A0lIIJHSnf9gAnitc8lkIBCczj3bidIYmYqvLc1+jehH47eLDgAA==
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

2026-09-17T09:51:39.978708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086837
observed df0261e05000bea9377732de4ccbc332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.960764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086837/manifest.json
observed 748664b6c750949a9f224a8f7d5d4d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.943911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086837/publication.md
observed dd6630fa65ddf9058dd835c2b3b1556b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.925904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086837/publication.txt
observed b97f6ae8bb788743194969f6cd84f0bf...
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.