OpenTechnical

OT-2026-000010625

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000010625) never changes.

Identity and time

Publication numberOT-2026-000010625 · never reused
Internal UUID01a0ae6c-0ee8-79ea-acea-891e6aa9d777 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010625
StatusPUBLIC

Content hashes

Canonical text50b8696902646c8c8cf42386d638ae2fdbaf1e286b582b9f747b1d9b1c95a545
Markdownd43d82eaff79350c98722cf32ebff2b8ba80b5b376b3ec96f930adb2d35a2240
PDF
Publication pageeaf414697e5515d00114999086f494e3e611b2577e6a18efbe9486ff45cc8041
Manifest73aeafb6d21fe2f57798f864f5d3ec1fdf96dd064cd4c1511c7ffb9563039e02

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
SignatureorrSg4PAuIdrkvvW0OKIsu2G6V9VY6Ig9lLWPL/XxcOmxUQqqZ40j/Pfa+m4pU7HoNxfU4289AZTzcv/SrLBBQ==
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

2026-09-17T12:14:49.222080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010625
observed eaf414697e5515d00114999086f494e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.203797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010625/manifest.json
observed 73aeafb6d21fe2f57798f864f5d3ec1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.185607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010625/publication.md
observed d43d82eaff79350c98722cf32ebff2b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.168889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010625/publication.txt
observed 50b8696902646c8c8cf42386d638ae2f...
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.