OpenTechnical

OT-2026-000025036

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000025036) never changes.

Identity and time

Publication numberOT-2026-000025036 · never reused
Internal UUID01a0ae71-2728-7c18-bd1c-7900cc8d09cb · 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-2026-000025036
StatusPUBLIC

Content hashes

Canonical texte04c6f001682d25e2bce71be8dbc1655bbd3e03d6613a0590dc6e6e5d0f7efa8
Markdownc20b747b1fcfb48b4fa6f2f1c65ae21052a57060bb922bdd41ef7d7104e55e4f
PDF
Publication pagecc759b91c42ca3c05d6aac8fc1f8e19d2730b556fd9b882d179aaaf973bb22f0
Manifest4c7d36f0aa201f1663eacdfa7c3263435a6b1c274dc287b59d5a39c2071fb436

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
SignaturerU/LsylULu07uqTsxmsjD4JCRdWCwp0iyP6lzQpwAMxqdkDUG6wipBlaaYebRA6svBVHADzUPCkmgzXnTbnSCQ==
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

2026-09-17T11:48:26.504859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025036
observed cc759b91c42ca3c05d6aac8fc1f8e19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.486808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025036/manifest.json
observed 4c7d36f0aa201f1663eacdfa7c326343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.465160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025036/publication.md
observed c20b747b1fcfb48b4fa6f2f1c65ae210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.445700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025036/publication.txt
observed e04c6f001682d25e2bce71be8dbc1655...
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.