OpenTechnical

OT-2026-000074380

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000074380) never changes.

Identity and time

Publication numberOT-2026-000074380 · never reused
Internal UUID01a0ae93-7179-74b8-9c86-199573aac4b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074380
StatusPUBLIC

Content hashes

Canonical text5ab39b55a7bf0491e5de1f08e2896453881e66ace6012c3a2285a9ada48e61e8
Markdown1e9a2329b1d9dafe6ec9a9bdb6c2b336baef0a910879cced96720c185f5fe74d
PDF
Publication pageb1d15f6d89a12ea5bf2ef5257ddd217414ddb1cea17fd9eb140bcf7277795142
Manifest3a5fb52fc15d30dfc6ac83e4480ed3def5a78e6f0d84b87d39c73d8ac83896cb

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
SignaturebGySo3V0yDkEId9jzD88NDBRK1xwHVZz5+jvL/a4rX0FC3fRQhpmyzD+rM8y3pitpDqlumKTNVCfF/AYmtofCA==
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

2026-09-17T10:19:18.799846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074380
observed b1d15f6d89a12ea5bf2ef5257ddd2174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.779764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074380/manifest.json
observed 3a5fb52fc15d30dfc6ac83e4480ed3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.761693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074380/publication.md
observed 1e9a2329b1d9dafe6ec9a9bdb6c2b336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.744530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074380/publication.txt
observed 5ab39b55a7bf0491e5de1f08e2896453...
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.