OpenTechnical

OT-2026-000086107

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained blow-off before set-down

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-2026-000086107) never changes.

Identity and time

Publication numberOT-2026-000086107 · never reused
Internal UUID01a0ae99-e82b-7712-b562-991429ca14d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086107
StatusPUBLIC

Content hashes

Canonical texte18c129f3b90513a7c68038cd445d64a217bcfa8f5ca5f13b24c1ff89f129f1a
Markdown50a5a2036015696022565beeb04aeca3b5ca99aaf9089c05334367a422a10b02
PDF
Publication pagedc69d2963f7a597cc1370acfe75533ea26b2ac4282f3a7f981a41d6fddc027c9
Manifeste0b4532dc2edaad2f43bead9e3b423417533a037bef24a100ffc74485c58514d

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
Signaturexn9aDt9nkoSuDdZrhw8uVQ9GkIdQRdiuJMoHk58Q2gb5XpDmHVQePVgaq/Gj/JMRZXFxRVzM7z41AkipFfYtBA==
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

2026-09-17T09:53:45.670687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086107
observed dc69d2963f7a597cc1370acfe75533ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.632260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086107/manifest.json
observed e0b4532dc2edaad2f43bead9e3b42341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.614720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086107/publication.md
observed 50a5a2036015696022565beeb04aeca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:45.572745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086107/publication.txt
observed e18c129f3b90513a7c68038cd445d64a...
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.