OpenTechnical

OT-2026-000014612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014612) never changes.

Identity and time

Publication numberOT-2026-000014612 · never reused
Internal UUID01a0ae6d-d092-769d-a2bf-b7be971acbb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014612
StatusPUBLIC

Content hashes

Canonical textd4bef000d075c03328496c0007674f7e27940b59e8d169c4780e081d96b41c75
Markdown64e258083875b3b4b0bd7fb432cdd2c435558357e94114b0775d424ae6cae8a9
PDF
Publication page9daef0a3d48bf9c83ebea33e5a515ebee91cbcdae7f5fafc9975400fcc590fb1
Manifest89fe7e9602f183afc0c9216eb84c5625673f603136b0de18fc11941f6914db2f

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
SignatureyhrelUr6vKMPhXswp5OyFPKow5s3ecD85eE54F1+iBRDwz8yUMM9bA6nNhYh89GYasG+zRuUNwUvHMBPJ97/Dw==
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

2026-09-17T12:06:25.257825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014612
observed 9daef0a3d48bf9c83ebea33e5a515ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.239091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014612/manifest.json
observed 89fe7e9602f183afc0c9216eb84c5625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.219820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014612/publication.md
observed 64e258083875b3b4b0bd7fb432cdd2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.198358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014612/publication.txt
observed d4bef000d075c03328496c0007674f7e...
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.