OpenTechnical

OT-2026-000083756

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000083756) never changes.

Identity and time

Publication numberOT-2026-000083756 · never reused
Internal UUID01a0ae98-0417-73f8-b182-4b6fd868e85e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083756
StatusPUBLIC

Content hashes

Canonical texta4b9873a260083372d958fb5255b30d6705460dc5a1971f9d3912c363e168f14
Markdown72fe38ebb40a6b5b0434b10763174b630545d9fc523bd87a5a308236bcf9cb1b
PDF
Publication page96a703d80719c4422d491d66741c660372aaf66c55b8c250768e7268778a0032
Manifest9b6546fa6aec415ecd979231b0a5c5ab657fa99591af3496ac404166263ed152

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
SignaturenF0XS/lHuGmJ50zkbVfL0V5cqmkqZGvJDiPwn5LyC8sA1FboAMHLATJrXzTTSK1DFS/6aJ+eShApiYc7p0MxDA==
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

2026-09-17T09:57:23.709244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083756
observed 96a703d80719c4422d491d66741c6603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.692857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083756/manifest.json
observed 9b6546fa6aec415ecd979231b0a5c5ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.676853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083756/publication.md
observed 72fe38ebb40a6b5b0434b10763174b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.660694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083756/publication.txt
observed a4b9873a260083372d958fb5255b30d6...
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.