OpenTechnical

OT-2026-000032313

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000032313) never changes.

Identity and time

Publication numberOT-2026-000032313 · never reused
Internal UUID01a0ae75-106d-7b2e-989c-e8019df69d61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032313
StatusPUBLIC

Content hashes

Canonical text14e93495168543fb235c4fee56219d22a098eba287dec176b0be7524d86c6878
Markdownf59d49d2cab14edfbb9e7550155c46a23bc6d9bdb62693ea9523cdc1d2c3eb8a
PDF
Publication page0d652a21dc767020ffae7f1ef82c203f2a190151eb5ca20a5b9f6e266a4d6b8e
Manifest52db8d1de21e5d0d5d702a3ade8ad7a94ef0217244a05a32ec32073b04195621

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
SignatureriEfLNPMEWwSXQ4ZJD7xGZmRgeUKT9EMLr7/4qymS4LS9vcnOTFVdX2B+kwHecze3ULJhxliUGvBZPEbdWBgDA==
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

2026-09-17T11:33:08.889982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032313
observed 0d652a21dc767020ffae7f1ef82c203f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.873741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032313/manifest.json
observed 52db8d1de21e5d0d5d702a3ade8ad7a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.856172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032313/publication.md
observed f59d49d2cab14edfbb9e7550155c46a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.837490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032313/publication.txt
observed 14e93495168543fb235c4fee56219d22...
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.