OpenTechnical

OT-2026-000098918

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single 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-2026-000098918) never changes.

Identity and time

Publication numberOT-2026-000098918 · never reused
Internal UUID01a0aea2-8286-7468-8939-7aa36ef92808 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098918
StatusPUBLIC

Content hashes

Canonical texta76e42e67fb58ce0326c3e80d73facebd4a063948a3db87558ad6e38924beef8
Markdownbb22b858ce4b6989e3d9afd37b991f011709a9e0adbe38bc8950d324d9932ece
PDF
Publication page7849fd7227686a5fb976ff72ccd1f295c67f523bd21332cc0bf824d37afb85fa
Manifestf32348e06f3ce57e1676111fbdcb0c5456198d103dc133f5955f8541ceba99fe

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
SignatureC9HGmbsg5n7HpKtvtzntL7e4cX5rFanFvbGznZJpd0DuvfLKoVvVqOrmsFcbWFt959Vdf2AwAdLtO0t50n+nDQ==
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

2026-09-17T09:29:58.934836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098918
observed 7849fd7227686a5fb976ff72ccd1f295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.919976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098918/manifest.json
observed f32348e06f3ce57e1676111fbdcb0c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.904152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098918/publication.md
observed bb22b858ce4b6989e3d9afd37b991f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.889208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098918/publication.txt
observed a76e42e67fb58ce0326c3e80d73faceb...
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.