OpenTechnical

OT-2026-000039622

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000039622) never changes.

Identity and time

Publication numberOT-2026-000039622 · never reused
Internal UUID01a0ae78-d8d4-74c5-83ee-7f5d677344e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039622
StatusPUBLIC

Content hashes

Canonical text8da95fbde7b55f3db18ba4ab4ba24cf0db79493cfe7ad73341c776876396e3d4
Markdowne2fbc0f032b69b450db5745bfb3519fc468419cf8222ff3af2448e94efeae6f4
PDF
Publication pagead436371f00d1c3b9d1dee8fb46a97a046315541b67e59f7b62c4e39abcaf484
Manifest7fa6926b233c96c768adebf20141d35cabb63424b416bf77b1a6b6b6f10ddc09

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
SignaturefIp8+hqLMrRBcP/LlgZb80aMw2h0FYklKTO2/pmSII5SaEsOEH8hoaOCuOIiFCa+IOqmt7nRNJ4yySTUAFTiBg==
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

2026-09-17T11:19:47.553616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039622
observed ad436371f00d1c3b9d1dee8fb46a97a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.536553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039622/manifest.json
observed 7fa6926b233c96c768adebf20141d35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.519021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039622/publication.md
observed e2fbc0f032b69b450db5745bfb3519fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.501002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039622/publication.txt
observed 8da95fbde7b55f3db18ba4ab4ba24cf0...
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.