OpenTechnical

OT-2026-000076712

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000076712) never changes.

Identity and time

Publication numberOT-2026-000076712 · never reused
Internal UUID01a0ae94-b06f-7d13-841d-279891a16fc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076712
StatusPUBLIC

Content hashes

Canonical text643ccbf1ad27b3c5fa0a81a2fc08d9336760bbd6d943354c14e50ea54af7fd7f
Markdown3423d3d8c951e3ac462a6e8dae59893e5b5242412fdc166af8bcf5b3407296d8
PDF
Publication pagebc861c31bdd3b3ba1c6e0eb5f5286a39f5f45d7ae400bd889c7887ddcf44f5c2
Manifestd7cbddf59afbe3053133adf98030d335d3ddd1f1fcd5a870a2af285149fef6fd

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
Signature4tJBqcs/cQd+ODHXHGrV63TKZe0ARJyOteCy2GFbqPxVKHst7yQzZ/ADMMQEYSEByWKR86bXs2do36r8SODAAg==
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

2026-09-17T10:09:28.794392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076712
observed bc861c31bdd3b3ba1c6e0eb5f5286a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.775546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076712/manifest.json
observed d7cbddf59afbe3053133adf98030d335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.759103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076712/publication.md
observed 3423d3d8c951e3ac462a6e8dae59893e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.740174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076712/publication.txt
observed 643ccbf1ad27b3c5fa0a81a2fc08d933...
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.