OpenTechnical

OT-2026-000093289

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000093289) never changes.

Identity and time

Publication numberOT-2026-000093289 · never reused
Internal UUID01a0ae9e-0911-7c29-829d-a0951d439110 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093289
StatusPUBLIC

Content hashes

Canonical textfc319d35deb01f53773ffc79d799780f9be0b9cda24b81826878df4d5a64642a
Markdown3d442c9760d7a58ab81ae45cb3ae07048645139fabdd7f01b4843b25db0792f1
PDF
Publication page591f30bc8e9a761a3f2d1aa632838624d614e54859fbc6a7dc59d699c4096c2c
Manifeste9c978bc1d6c370f2e46b88eb3f5aa048b2e21eab27022d4f4e5e449d09c38eb

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
SignatureNISgYEQH/wKiZ72i8SoA+uedr2c4wLtziBF8CWThbt6TUWKYWdPxNyCQVnC9bmDyRDaIjB537J35r66lSQBcDg==
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

2026-09-17T09:40:39.807474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093289
observed 591f30bc8e9a761a3f2d1aa632838624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.789419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093289/manifest.json
observed e9c978bc1d6c370f2e46b88eb3f5aa04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.770847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093289/publication.md
observed 3d442c9760d7a58ab81ae45cb3ae0704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.752498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093289/publication.txt
observed fc319d35deb01f53773ffc79d799780f...
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.