OpenTechnical

OT-2026-000040667

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040667) never changes.

Identity and time

Publication numberOT-2026-000040667 · never reused
Internal UUID01a0ae79-6d0e-7e3a-8b2d-50199ae98a61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040667
StatusPUBLIC

Content hashes

Canonical text75deea5bd1747f9891776f0bbe346995d2555aeee94f7d65f993019311d1ab07
Markdown8146d2ab76ac9a1ccdd6457291f2c553b2f9637f1fa85fe7c6fda103f6708045
PDF
Publication pagee77a94f493f17783e9b492edc61d436e6f0e42b09443768afac08a911e62dcec
Manifestab3b1f16bd8af01e03a5e7123ec092e6aaad324e29e6feb8c5db832c7a8bd598

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
Signaturenifpd4qAK8ByQ0W6NZN5h6wrSPh9G5aJ+kWkBTH8gukTQuQR6rVvjyyhPfpJsgsqfnqqpsWxqVJ6xnQh18QjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:51.569508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040667
observed e77a94f493f17783e9b492edc61d436e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.551163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040667/manifest.json
observed ab3b1f16bd8af01e03a5e7123ec092e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.534966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040667/publication.md
observed 8146d2ab76ac9a1ccdd6457291f2c553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.515778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040667/publication.txt
observed 75deea5bd1747f9891776f0bbe346995...
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.