OpenTechnical

OT-2026-000091210

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091210) never changes.

Identity and time

Publication numberOT-2026-000091210 · never reused
Internal UUID01a0ae9c-f16b-793e-881a-e62ab84fd7c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091210
StatusPUBLIC

Content hashes

Canonical textc99d2bac5f843f2c703ffcd3c1114ac1086f39cbb939fc9b7bd5ac8b5f504203
Markdown91464587b46d0273e5de087f0bfb4ffe80ddc82255ca91b20318f0ee988c04db
PDF
Publication page1ee6ae38b2bfeca79cff4cc099adc5de03196fb3a56c0f4cc59ef04c64a0a8f9
Manifestd9e841a05045e3bb0b98ab802d8491d08ed268294b76da499f52eed559b27cbb

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
Signaturek1yakyRLqt7HYgX/3xPH22SeMTe6/23eM9ZSoYEoSNz1qAgsqeVaScyBQ4DTRB+++0WiNRsYxJ1+QBYPXiwiAw==
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

2026-09-17T09:43:22.647110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091210
observed 1ee6ae38b2bfeca79cff4cc099adc5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.628324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091210/manifest.json
observed d9e841a05045e3bb0b98ab802d8491d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.611727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091210/publication.md
observed 91464587b46d0273e5de087f0bfb4ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.594526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091210/publication.txt
observed c99d2bac5f843f2c703ffcd3c1114ac1...
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.