OpenTechnical

OT-2026-000006748

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, ejector fed, contact triggered, plastic cups, two fold

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-2026-000006748) never changes.

Identity and time

Publication numberOT-2026-000006748 · never reused
Internal UUID01a0a966-12f7-715d-b21b-18c1be52b193 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:14.169734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006748
StatusPUBLIC

Content hashes

Canonical texte7eb3d9a4c0bb9770562f860e139a9e1767c6e8fe4fd435c2d0baf1e3b8aed8f
Markdownce75c4f6d9b2ad890aa70b6113bf0d8a1b6b654ebd903df9f9d1fccbcc3bbd9a
PDF
Publication page5ed853df1719491c45bd92a593ad7f8074c96572bf1da32a3a61364b707bf177
Manifestb0ad408de00004b1c2dcf98ed04d8487b4e2cbecd6259ed9a3728f7636a5d1ec

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
Signature02oMtHSZZ6kWZvxZ78SrYgvNO+JsDgW+S6WatAaEDZScGxq8tcJqSZ3JgP9x4/808mU3dbCDZYKR9kSUPgTFAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:10.681757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006748
observed 5ed853df1719491c45bd92a593ad7f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.668741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006748/manifest.json
observed b0ad408de00004b1c2dcf98ed04d8487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.657094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006748/publication.md
observed ce75c4f6d9b2ad890aa70b6113bf0d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.644745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006748/publication.txt
observed e7eb3d9a4c0bb9770562f860e139a9e1...
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.