OpenTechnical

OT-2026-000088004

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000088004) never changes.

Identity and time

Publication numberOT-2026-000088004 · never reused
Internal UUID01a0ae9b-1aa6-7fe0-a17e-3b35f2fa255f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088004
StatusPUBLIC

Content hashes

Canonical text4e060c131c0cfff7059afea60b2074286836cc0112099e7800f2d9bac9068335
Markdownde2666f47a15e934f61383ac82dad3fc06100ae1b4d2e47b80ba0f0b58a5e276
PDF
Publication page23d4b448b5e65d3459b13a6fc0fd51d4b83dbcb75a9dd47b1b75adb84f13e0ec
Manifeste24e97d0de5a7f6e265112bb4fb163b2741aa2d0fe17e37b31a8111a087757e5

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
Signature6lIyZXG7vCC7ENnoMMd/NcmpD/8GZRYxYhf3otj4Eznd04PeWD0DS5wSK00Vx7vyM+EVFABsocFDDF3LjmrSDQ==
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

2026-09-17T09:49:18.666830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088004
observed 23d4b448b5e65d3459b13a6fc0fd51d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.648081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088004/manifest.json
observed e24e97d0de5a7f6e265112bb4fb163b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.629455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088004/publication.md
observed de2666f47a15e934f61383ac82dad3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.610949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088004/publication.txt
observed 4e060c131c0cfff7059afea60b207428...
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.