OpenTechnical

OT-2026-000080326

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000080326) never changes.

Identity and time

Publication numberOT-2026-000080326 · never reused
Internal UUID01a0ae96-7e77-76c8-ad7d-b4599db0d26d · 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-2026-000080326
StatusPUBLIC

Content hashes

Canonical text4d59573e6ba9ae91b8b6d85acf95049734db84aec8079b4a98505bd6bda4a50b
Markdowna74b19be50689467bf0e73bd5ed0af7676d8ba4479ef30f46122651eb75e0918
PDF
Publication page00e980239008ea291652e630da9f314198b64ac97a9c601653149dcd07f75514
Manifest6cc17b30d93f99479babfe76f88cae07e10938bfd04da4d60bbd69d218780544

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
SignaturetEqMLqSk8sgk46D+BX7480LEcIhhdY1Uulp2z7mH9Dg3xe3ZHVTtFkWPX74P8Q4AtdBXeuu4PMXRIz7cU5uECw==
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

2026-09-17T10:02:48.089201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080326
observed 00e980239008ea291652e630da9f3141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.070753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080326/manifest.json
observed 6cc17b30d93f99479babfe76f88cae07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.054045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080326/publication.md
observed a74b19be50689467bf0e73bd5ed0af76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.034409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080326/publication.txt
observed 4d59573e6ba9ae91b8b6d85acf950497...
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.