OpenTechnical

OT-2026-000099580

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099580) never changes.

Identity and time

Publication numberOT-2026-000099580 · never reused
Internal UUID01a0aea2-c975-7509-af9f-17cbd08c3954 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099580
StatusPUBLIC

Content hashes

Canonical text266b58b9f6e701c3d1910edb147b7df6af153ee28d6b2977bdcaa66efcf2ae7c
Markdown8cfa8a16e2ec2dfa5f383ac0cd15fbacb704b2c1754682a90f74bcdb186457bb
PDF
Publication pageba6d55861bfd9c476be2852a64635baa78b110c617c2e13e2c263f3bde65b3e1
Manifeste0f940f222156ffdd44c30b8ca545cc99d71ba1a12e7e0d48b297917efd6e443

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
SignaturenW2yjJ3aK8EH758ZdLw61QPfIZprcG/nWVv1xbpwBMoZD4/SHSFvqvGntkWgIQfyXp8Nemf8edU5cw00utA/Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:30.076027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099580
observed ba6d55861bfd9c476be2852a64635baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.058039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099580/manifest.json
observed e0f940f222156ffdd44c30b8ca545cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.038594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099580/publication.md
observed 8cfa8a16e2ec2dfa5f383ac0cd15fbac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.019092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099580/publication.txt
observed 266b58b9f6e701c3d1910edb147b7df6...
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.