OpenTechnical

OT-2026-000065429

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000065429) never changes.

Identity and time

Publication numberOT-2026-000065429 · never reused
Internal UUID01a0ae8e-46f9-73f2-94ca-720b0f8c2249 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065429
StatusPUBLIC

Content hashes

Canonical text2fae3f56031df28b8b9d10efd19ac8ecd831f2d07aa68732d936e72ac25846ee
Markdownae76037c4a494f53049b105957277203ab46744930f0729a4607a78c7914c618
PDF
Publication page92a806381abe2677456f82fc7d1c0ff00c5c23402c4b9de78622b1831b948d50
Manifest2223f1e7a1942306e0033787d432c1838b98a8ca27887b41e6fb52b0f05896c5

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
Signaturedr2/ZQqxh9M3aaYbW25IZ8h22kVC+ASUK3XSOtInOMy7vcRADztB6YRr4G1uVRmfOu3EGw85LcVRoWvzFd1OAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:41.957311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065429
observed 92a806381abe2677456f82fc7d1c0ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.938437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065429/manifest.json
observed 2223f1e7a1942306e0033787d432c183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.919962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065429/publication.md
observed ae76037c4a494f53049b105957277203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.903259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065429/publication.txt
observed 2fae3f56031df28b8b9d10efd19ac8ec...
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.