OpenTechnical

OT-2026-000035571

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000035571) never changes.

Identity and time

Publication numberOT-2026-000035571 · never reused
Internal UUID01a0ae76-b4c5-75b0-8081-3232f9478c87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035571
StatusPUBLIC

Content hashes

Canonical text27860987b46dba923fcce43630e0cac3c3be1357052a3b4f6b62b3f179dd7b61
Markdown6ae44b8264b8c136a6b3563e3ddaaee88fd04a85d4d231624db9c0c06af2026e
PDF
Publication page526867ec4a828b36cd7b4531953d966c4f61a833230891e3a702f4be6e0b8175
Manifest7b27b0240bb033e9e98c10934952a7f4557d525fc9e6eb7d9c8977cc54e5f5da

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
Signaturefyux7UcSvGOzSfQlGEJIkVekn8mVutEZGD8/NRYe6lT7Hy6qGcTsla0Uq6ciXKQQbt6HpVpnvqxMzMUrcPSODA==
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

2026-09-17T11:27:05.527354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035571
observed 526867ec4a828b36cd7b4531953d966c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.512332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035571/manifest.json
observed 7b27b0240bb033e9e98c10934952a7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.496435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035571/publication.md
observed 6ae44b8264b8c136a6b3563e3ddaaee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.479101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035571/publication.txt
observed 27860987b46dba923fcce43630e0cac3...
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.