OpenTechnical

OT-2026-000023956

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000023956) never changes.

Identity and time

Publication numberOT-2026-000023956 · never reused
Internal UUID01a0ae70-aed6-70f8-b192-e093611a1401 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023956
StatusPUBLIC

Content hashes

Canonical text60b7a893366ebc7e3b8e9eb474160623ad8ce2db16f295f7c78a77c268d7ce2c
Markdownf478cf5ff718812019f93b94ad6839131b18f982561498b03880e8b72c6c884c
PDF
Publication page7f82d67ad1876adde019c99815d40d8a34eb18755c6cad767b75ac51367ea1f5
Manifeste30061029076629c6efc1bb29341c7af5871603df525ba1ba6b6e2f240254475

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
SignatureEVFg4ifJKM15rFMLqReJXO/hs1IQRytpWqsunuqGK4Hd8G/wplD9sJyiT89eykKD7VLHRiWOYODHWlwdZkh0BA==
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

2026-09-17T11:50:42.428288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023956
observed 7f82d67ad1876adde019c99815d40d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.401152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023956/manifest.json
observed e30061029076629c6efc1bb29341c7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.377187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023956/publication.md
observed f478cf5ff718812019f93b94ad683913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.356892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023956/publication.txt
observed 60b7a893366ebc7e3b8e9eb474160623...
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.