OpenTechnical

OT-2026-000068614

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000068614) never changes.

Identity and time

Publication numberOT-2026-000068614 · never reused
Internal UUID01a0ae90-2482-7c41-8795-3d56840631a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068614
StatusPUBLIC

Content hashes

Canonical text02a9b841acb8537b85f0038b488f60d03b74bc5e6517937ad481719b6bee232b
Markdown5f9eecea98fe08379d1625cf9f72e87156db59380c69c691d3c73da958784bb2
PDF
Publication pageca6c2d9d1eb30c8e1b3455888b8e749de6224cf4c7976eca5ea525ec6bf42457
Manifest64dc0aadbdcd8cf5910e4c788f3a1dd37d50d65a13fccc5f4801196ee470d2c1

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
SignaturepbF6EfQAabbHnd3fdtHeGW6PzMiUCHBUx72YIjBSzY/TilckhISZVPe+JD1ChQotjjY5jJulH+iprYlDJGc6AQ==
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

2026-09-17T10:29:47.896411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068614
observed ca6c2d9d1eb30c8e1b3455888b8e749d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.878604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068614/manifest.json
observed 64dc0aadbdcd8cf5910e4c788f3a1dd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.861379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068614/publication.md
observed 5f9eecea98fe08379d1625cf9f72e871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.841759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068614/publication.txt
observed 02a9b841acb8537b85f0038b488f60d0...
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.