OpenTechnical

OT-2026-000015905

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000015905) never changes.

Identity and time

Publication numberOT-2026-000015905 · never reused
Internal UUID01a0ae6e-0c4d-7054-ab3d-a35569412c63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015905
StatusPUBLIC

Content hashes

Canonical text365b8f79ad7ced65e28b9a2b4450b666d606a4eb13b6bf7888079aea99d42d75
Markdownaaf3cdd20a42375415dcf7029c9ec10484999abc38f391eb77f6ccaf7455aa3d
PDF
Publication page1cf5021cfbedac3bab4c6247c697494b994a074534ac315d5dba9fec267f5d4a
Manifestdf0653b6eb14bce676a9a7f6b3faefad5a6f091206ad7da08240519499f9cad2

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
SignaturehMUZenbgX5qUAQOAe5P+vLiHNY2bPpCC1ymR6WIb2kaZbqZjN34bXHFZaFAAKrtYP1ExcPnFCRQ4ZalVF8QLAg==
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

2026-09-17T12:05:21.977215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015905
observed 1cf5021cfbedac3bab4c6247c697494b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:21.958267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015905/manifest.json
observed df0653b6eb14bce676a9a7f6b3faefad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:21.941087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015905/publication.md
observed aaf3cdd20a42375415dcf7029c9ec104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:21.923228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015905/publication.txt
observed 365b8f79ad7ced65e28b9a2b4450b666...
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.