OpenTechnical

OT-2026-000039662

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000039662) never changes.

Identity and time

Publication numberOT-2026-000039662 · never reused
Internal UUID01a0ae78-d8d4-71dd-9e67-f6876b91b80e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039662
StatusPUBLIC

Content hashes

Canonical text11c9154d068a44ed6f4cd076a3626ff25fd74efcc1e5c6fbd9d85d6f70579f73
Markdownc73082a8b57605f7b8e7163f4d12c4df88d6de309e7881451c6a35e1889afcaf
PDF
Publication page53ce4b48b99d5ee85a8d064c1f7b168adcafc035d98cf4d088efd78baa07d349
Manifestdb521f7231430c03227eeb774e196b08db173e60bbefc2eb97c3323212e408fe

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
SignatureAhP3fmLq3h7TgVy0e7EAJvbKFbD9nH6xuZtVs1JIHFVpqx4+w9bwjEVPNWE+wPyEHr1diR++f1AxwhSRW08pBQ==
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

2026-09-17T11:19:50.564100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039662
observed 53ce4b48b99d5ee85a8d064c1f7b168a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.546184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039662/manifest.json
observed db521f7231430c03227eeb774e196b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.526131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039662/publication.md
observed c73082a8b57605f7b8e7163f4d12c4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.507521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039662/publication.txt
observed 11c9154d068a44ed6f4cd076a3626ff2...
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.