OpenTechnical

OT-2026-000044953

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000044953) never changes.

Identity and time

Publication numberOT-2026-000044953 · never reused
Internal UUID01a0ae7c-911c-7778-917e-b7a00d7556f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044953
StatusPUBLIC

Content hashes

Canonical text2d10895b216c02f15d1fcb965aa6fc9a3488f31478f5790ca129ea76a9d5fcfd
Markdown6ec7506dd179f6943f255c5a724c9f293a0fd053d0e562d5ef065c21ac2d83b2
PDF
Publication page25325b6629671952e5fa21f2ccf01b76fe604e630079cf73599595bb75c24067
Manifest8ba38973f2a8ec1cebb0195691bd6d5aae0e31e5fdfb22239c91763e9aa0b67d

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
Signaturef1UjeIKFcb8zxu7phUbUUfOpvyEPI28V0/HO9If5/be5zQwrayFiS8XhNq05ZBbRzEHVTmNeeHXSLnt3+bblCg==
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

2026-09-17T11:11:38.149333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044953
observed 25325b6629671952e5fa21f2ccf01b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.127381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044953/manifest.json
observed 8ba38973f2a8ec1cebb0195691bd6d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.108936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044953/publication.md
observed 6ec7506dd179f6943f255c5a724c9f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.088527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044953/publication.txt
observed 2d10895b216c02f15d1fcb965aa6fc9a...
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.