OpenTechnical

OT-2026-000025021

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000025021) never changes.

Identity and time

Publication numberOT-2026-000025021 · never reused
Internal UUID01a0ae71-2728-70c9-b852-da02ebcd4a08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025021
StatusPUBLIC

Content hashes

Canonical text77841620638c73ecc278a2cecb96e561ef18e7343f4e44d79cd9556cd4a2b2a8
Markdownffefe1c59a317b430b29e4e1469a06a8705b332515ed9e2f8bd1f1a26caa5e55
PDF
Publication paged7e69ae8d63fd3ac29a9660744ef0d383876fe84dbbc57f0c7b99880c090d433
Manifeste75a2de7bc931ee36a77b7731b5c9cdc2f83dee70714b77184fcfe86c9dd4307

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
Signaturee5C0eDk6fSrjagp8RC74WMESk2qHqN2SfXnxbgy+DqdRA+pzXY7N3LoeEJtv4fgOL3pTO9xAyZZJ/qpaTquhDg==
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

2026-09-17T11:48:25.442202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025021
observed d7e69ae8d63fd3ac29a9660744ef0d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.424087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025021/manifest.json
observed e75a2de7bc931ee36a77b7731b5c9cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.405234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025021/publication.md
observed ffefe1c59a317b430b29e4e1469a06a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.386816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025021/publication.txt
observed 77841620638c73ecc278a2cecb96e561...
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.