OpenTechnical

OT-2026-000045198

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000045198) never changes.

Identity and time

Publication numberOT-2026-000045198 · never reused
Internal UUID01a0ae7c-f769-7591-8615-58f625546d0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045198
StatusPUBLIC

Content hashes

Canonical texta0eb556678bf85f9d947b45d296bd71c0301b16b773d7c6c3aa00c35d0cd2955
Markdown598db4a228c0819c49d1a76ff57e0058da4c11cdef21952e5aca95eb016fa9f9
PDF
Publication pageda681b7d69916eacf597f131f21bdb4eb2ecfd1ad4d931c55dc0bac9e8168bcf
Manifest6133c9b52b7cd91e2a99e86669fdcd12305689a8ba21c00a40570ccdb8a86dbe

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
Signaturef5Gk+NaSUiXgyXC1Cc+BxgH97MwFMIiRXCfSEYFmCyTg0yPqpAr9Uuo4XanakR4gjv3suu7gHCzVaciCMQaKAg==
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

2026-09-17T11:10:22.482762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045198
observed da681b7d69916eacf597f131f21bdb4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.461566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045198/manifest.json
observed 6133c9b52b7cd91e2a99e86669fdcd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.440307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045198/publication.md
observed 598db4a228c0819c49d1a76ff57e0058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.417929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045198/publication.txt
observed a0eb556678bf85f9d947b45d296bd71c...
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.