OpenTechnical

OT-2026-000075377

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000075377) never changes.

Identity and time

Publication numberOT-2026-000075377 · never reused
Internal UUID01a0ae93-f201-7496-ad9f-e69e8bf6b214 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075377
StatusPUBLIC

Content hashes

Canonical text5261b1bfb60a2ca20685d0cc22167221ef0ec92307d9a21f5a641ae7f5f63780
Markdown63d3dd0b8996f376c9c38fb698d90deed4e3fffe852e1da6419e554804a27c36
PDF
Publication page3726f3612f200ac092ff22b2e9494792a924057bfd37326914ee5ac086fc6d34
Manifest68f50c71d1a71efd7b2345190e9d7c61655e4d8dbad3fa1a55c249e3e3442682

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
SignatureQgan0kjvW3b4055AoQQpP9GagPnMy4TYKDKvt3EgRUizEdAI7sHvBQ3QbEIugSVkRzl2DQdwrLLu+ArYF1f3DQ==
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

2026-09-17T10:17:24.470374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075377
observed 3726f3612f200ac092ff22b2e9494792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:24.452638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075377/manifest.json
observed 68f50c71d1a71efd7b2345190e9d7c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:24.309457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075377/publication.md
observed 63d3dd0b8996f376c9c38fb698d90dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:24.290420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075377/publication.txt
observed 5261b1bfb60a2ca20685d0cc22167221...
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.