OpenTechnical

OT-2026-000050732

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000050732) never changes.

Identity and time

Publication numberOT-2026-000050732 · never reused
Internal UUID01a0ae82-c7b1-78f0-86d2-fa217785996d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050732
StatusPUBLIC

Content hashes

Canonical texta126b67f642b92306f70f4949923cb347a82d15de8e6eb3d5ac4eebf44bfb1dd
Markdown1d47d59374dcfa8c0baa183ba579482694919efd75e9eeaa1a45e9d8ac80853c
PDF
Publication pageb3f1a999762f842bb3ca6b57f4d51b1f38e7d3fe1b2d01b33485401d48b0a68e
Manifest1defcaf867889c90339aa71073ad7ffc16ea169363a15a2672befd73d65f6ec0

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
Signature2rDig+DPpRvV6kkRvy5FxXAsFc+cg/OLPhtIiuU5g5H5ALmeeGS3eDKae9oxvytRzVXsq8j9EhDELeJxX7k+BQ==
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

2026-09-17T11:00:06.134430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732
observed b3f1a999762f842bb3ca6b57f4d51b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.112096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/manifest.json
observed 1defcaf867889c90339aa71073ad7ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.091158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732
observed b3f1a999762f842bb3ca6b57f4d51b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.089728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/publication.md
observed 1d47d59374dcfa8c0baa183ba5794826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.067429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/publication.txt
observed a126b67f642b92306f70f4949923cb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.067204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/manifest.json
observed 1defcaf867889c90339aa71073ad7ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.045605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/publication.md
observed 1d47d59374dcfa8c0baa183ba5794826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.023118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050732/publication.txt
observed a126b67f642b92306f70f4949923cb34...
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.