OpenTechnical

OT-2026-000077319

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000077319) never changes.

Identity and time

Publication numberOT-2026-000077319 · never reused
Internal UUID01a0ae94-f509-7621-9cc8-4a712229012d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077319
StatusPUBLIC

Content hashes

Canonical texte0902c11e02e78835edd413073891e6721a5f38e5b7fa2259683217721cf7efd
Markdown85e2bfb348efaab26165c7895fc2edfc4a419a8d07c5e4ada07ee1126348d302
PDF
Publication pageedea1b43c42042b600d48f3c294ff2d2fbff6819e5e551296db792174baff3dc
Manifest816be32ab67f45cb6897c8887df0a7705e136fad22e62d223dbf9ed38459d3be

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/plYccrVwF2rkcQJx43Gg4J0lNoazMIQGuxjQkP1nYNgK1Ovu8l0iBAIpTjygvTKosZMQtfOaVZYbjL34VcjDw==
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

2026-09-17T10:08:57.505345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077319
observed edea1b43c42042b600d48f3c294ff2d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.485939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077319/manifest.json
observed 816be32ab67f45cb6897c8887df0a770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.421864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077319/publication.md
observed 85e2bfb348efaab26165c7895fc2edfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.404541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077319/publication.txt
observed e0902c11e02e78835edd413073891e67...
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.