OpenTechnical

OT-2026-000040884

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000040884) never changes.

Identity and time

Publication numberOT-2026-000040884 · never reused
Internal UUID01a0ae79-6d10-7104-b7ae-d9a50325bc6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040884
StatusPUBLIC

Content hashes

Canonical texte31017124f154ada2b4e80a10c3db1ad9449df11b7a84be7fba0cfe8efecfc36
Markdown58e3aaab99b71a75f5bf26e4f53b8dad76a3e3de264f98495acba00091f4876a
PDF
Publication pagea44c0fc5476a72e91d866801ebb7dfa67a9d84dfff14751b4925251092f3d5b9
Manifest9e49d240d53ef73e24200686e52859a27cbb1817ed29806b6f3a2b7fe3aeb5fb

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
SignaturehzCrb0JTtOqUGW/jMytcOTZwK4dF4jGctn6jKzuhEtBbXWWsgMcnARfhfyLzhFRE1ijcdxk6brOnR7kJ+KxFBw==
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

2026-09-17T11:20:14.734673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884
observed a44c0fc5476a72e91d866801ebb7dfa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.703632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/manifest.json
observed 9e49d240d53ef73e24200686e52859a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.686375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/publication.md
observed 58e3aaab99b71a75f5bf26e4f53b8dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.655519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/publication.txt
observed e31017124f154ada2b4e80a10c3db1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.723946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884
observed a44c0fc5476a72e91d866801ebb7dfa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.704817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/manifest.json
observed 9e49d240d53ef73e24200686e52859a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.685963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/publication.md
observed 58e3aaab99b71a75f5bf26e4f53b8dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.657846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040884/publication.txt
observed e31017124f154ada2b4e80a10c3db1ad...
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.