OpenTechnical

OT-2026-000051180

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000051180) never changes.

Identity and time

Publication numberOT-2026-000051180 · never reused
Internal UUID01a0ae83-273f-7e24-ad70-03e4d489d79b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051180
StatusPUBLIC

Content hashes

Canonical textb4afd4fce1c7b38e61265d70ddcd72a5f3a4c2ad3e2b7a50dee3e7fca9f8949b
Markdown3ead4b541ca8f1833dc35aca43020951e05bf24e21843c0ac99a62e6f7c8d50d
PDF
Publication page1cca50b180b7563401044f437f69af327c40d7f415499ceafe6e00ec1ff22470
Manifestb804be9ba98695ed4150077f5cbef04ee987bcabcceb1473a40e78a77fe8d6f0

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
SignatureAe/+HIwF/7Vg7Am2ak93O/WMeX4EpoR7gmBjeiBMmVUfUoYuIqApem8faz/8jdrhTnY8oooNKQ01w2AvW5AdBA==
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

2026-09-17T10:58:57.255982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051180
observed 1cca50b180b7563401044f437f69af32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:57.236494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051180/manifest.json
observed b804be9ba98695ed4150077f5cbef04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:57.218123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051180/publication.md
observed 3ead4b541ca8f1833dc35aca43020951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:57.199569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051180/publication.txt
observed b4afd4fce1c7b38e61265d70ddcd72a5...
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.