OpenTechnical

OT-2026-000080342

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000080342) never changes.

Identity and time

Publication numberOT-2026-000080342 · never reused
Internal UUID01a0ae96-7e77-7cec-9533-d9e925fc1f79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080342
StatusPUBLIC

Content hashes

Canonical text66dcef86071b2cf37237fb7acef70095d8d569cba7947bbfdc7d4aff390913bb
Markdowne9b90380d9c64664db9bcafc3ec6ee9d990bfad1ab214038672bf15af6ccf940
PDF
Publication pageaa8c938e2f58623441a7dd05657eb77bb5c7a8d4c8e226d09d468da1ed62c254
Manifest87d126c12d7aedd4f5cc7ceaa0c1d355d204b45866d3f58826c106f1ba012906

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
SignaturemyHbf8NG6tk1GZPwsXmO6GI9EJI8xDb7URtpZw5wwK27NDsTHQ1e+X9FVtRkyB2+gJZ+S2EaSNcaS8v0oIL0Dw==
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

2026-09-17T10:02:49.331885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080342
observed aa8c938e2f58623441a7dd05657eb77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.315151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080342/manifest.json
observed 87d126c12d7aedd4f5cc7ceaa0c1d355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.297856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080342/publication.md
observed e9b90380d9c64664db9bcafc3ec6ee9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.279428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080342/publication.txt
observed 66dcef86071b2cf37237fb7acef70095...
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.