OpenTechnical

OT-2026-000069911

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single 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-2026-000069911) never changes.

Identity and time

Publication numberOT-2026-000069911 · never reused
Internal UUID01a0ae91-1860-793a-b8df-24161207dbe3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069911
StatusPUBLIC

Content hashes

Canonical text0c82d7c27e447cb32d392f8c5a89e7155b2ad64d6828126ef0f18d62d883e411
Markdowndc0974f3ab851dfdc59e03cf00c97fd5789827f8286555ff098c4b7e2a44f832
PDF
Publication pagefd26dfad7522a594b641d1b6fade5354371915d1f6b911843bcda8e5f4464d58
Manifesta78fbecfe7a4b77f601440f6d4fdd8ef02176eaea0f1d5794ef34c81c7c47936

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
SignatureBOI2Oj80+WhH81GK6/xmf7Y0GaRa5YChWoWFAPKHtJccX2Oz3HDrx/afJij7cEi0FckqQuOnHjhi4En8j+p+AA==
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

2026-09-17T10:26:50.904290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069911
observed fd26dfad7522a594b641d1b6fade5354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:50.885712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069911/manifest.json
observed a78fbecfe7a4b77f601440f6d4fdd8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:50.866339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069911/publication.md
observed dc0974f3ab851dfdc59e03cf00c97fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:50.841885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069911/publication.txt
observed 0c82d7c27e447cb32d392f8c5a89e715...
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.