OpenTechnical

OT-2026-000010304

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000010304) never changes.

Identity and time

Publication numberOT-2026-000010304 · never reused
Internal UUID01a0ae6b-cb7b-7db0-bfa4-d5df985f90cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010304
StatusPUBLIC

Content hashes

Canonical text45aba3b9a5df818e036463d3dc1597538658f53d80d2c01b8458b41e5a3c4724
Markdown9efa9ffc17dbe12e175984ab67ad1c997436f3d0fef83ba914d5320716d054ea
PDF
Publication page459d4f6a409ef4ecef466a8e03e129d582b436bde85e4aed117e505537f0a0a5
Manifestfc662e27b3782a70815d6aee568f89d4a3fdd4be7ad27ed95538c7c251a19258

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
Signaturec6RlApvbTWw1Gwg28Q22u4O/ABIkGhag2Z7r2299YpSsNI8UeX6f0V45DnvsMBnFQwmxrYFMnlbQN4h2sAKJDA==
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

2026-09-17T12:16:32.227419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010304
observed 459d4f6a409ef4ecef466a8e03e129d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.208954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010304/manifest.json
observed fc662e27b3782a70815d6aee568f89d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.189784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010304/publication.md
observed 9efa9ffc17dbe12e175984ab67ad1c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.170691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010304/publication.txt
observed 45aba3b9a5df818e036463d3dc159753...
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.