OpenTechnical

OT-2026-000088489

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000088489) never changes.

Identity and time

Publication numberOT-2026-000088489 · never reused
Internal UUID01a0ae9b-5d28-75f1-89f1-4a1867f532e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088489
StatusPUBLIC

Content hashes

Canonical text5308ab0f6af2505dcf459e4e2b0cea666b700a359c549d123573c591f8c12bf1
Markdown133155e162de85482835e421fc8d06f63fc46466b53f499ced9a7b359693fb2a
PDF
Publication page67f9bc230ba15b7494ff8de8259f4b3808a588d02812ba5803ed6644ede83de6
Manifestfa5d0116e252cf3f3b26138e7418efd095b123695b8cc0557eacdeb7c9d14e56

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
SignaturevENdZGr9Sv7lMHm0ymr+yraAkGDv/0XbMvM8EYzbPIwFiSEINe/YepwexYBJt1/itjrU7fm1Gq8k+Dj5+5v4Cw==
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

2026-09-17T09:48:52.648759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088489
observed 67f9bc230ba15b7494ff8de8259f4b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.630997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088489/manifest.json
observed fa5d0116e252cf3f3b26138e7418efd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.613540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088489/publication.md
observed 133155e162de85482835e421fc8d06f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.595736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088489/publication.txt
observed 5308ab0f6af2505dcf459e4e2b0cea66...
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.