OpenTechnical

OT-2026-000040447

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000040447) never changes.

Identity and time

Publication numberOT-2026-000040447 · never reused
Internal UUID01a0ae79-2701-7b68-8778-31d936032cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040447
StatusPUBLIC

Content hashes

Canonical texte57fcada7c9b334a1eab9a553a35599e4dc5addb532704c97c11115618e3d8f7
Markdown3322496e2903a7ad67d1a1f48e006118cd4c0f6da770cb71603444edfe41d87b
PDF
Publication page1b16398ee126bd729331c7d1c43e0bb34e082c8cae4ecfb33f08e34aa4aab7b3
Manifest6e0af5626f4a0148cd8f67280dc6653d098765f71b095f5e945d29bbf4005804

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
SignatureV5uRxVZU4CbHWPbXITwGsAF1OubfU7yZCxx8QqWvoJNnRZTBWUhM+O7w7/uKczMbmhGwizB6a9ZAEmkVU1rdBg==
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

2026-09-17T11:19:27.953721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040447
observed 1b16398ee126bd729331c7d1c43e0bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.935488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040447/manifest.json
observed 6e0af5626f4a0148cd8f67280dc6653d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.917962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040447/publication.md
observed 3322496e2903a7ad67d1a1f48e006118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.900630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040447/publication.txt
observed e57fcada7c9b334a1eab9a553a35599e...
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.