OpenTechnical

OT-2026-000032339

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000032339) never changes.

Identity and time

Publication numberOT-2026-000032339 · never reused
Internal UUID01a0ae75-106d-7573-be5a-71cdae2f388b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032339
StatusPUBLIC

Content hashes

Canonical texta2733a514988b701d397d65534e342f013728f22e3be5e5f784b20d99177e21e
Markdown149cb995c33e634136151747548d87c623458b4b382c44b89595b15955c5e497
PDF
Publication page382e16e49edfd481a4e38936a19ec7f5ae21cf4cd68a0ea17f0e3139987a96ba
Manifest27aa539aec547f8044409ec0547f4536b1ff66891ecc2002137c09596791d636

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
SignatureVSUK0XTe1zyetggIbEPqNtjIPyojF8Co4XakxOw2hdRmhtk79hk8OQteDh7OsCmbj5bKZLgNVp8alJpSqMmjAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:33:42.504597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032339
observed 382e16e49edfd481a4e38936a19ec7f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:42.487436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032339/manifest.json
observed 27aa539aec547f8044409ec0547f4536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:42.454850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032339/publication.md
observed 149cb995c33e634136151747548d87c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:42.415017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032339/publication.txt
observed a2733a514988b701d397d65534e342f0...
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.