OpenTechnical

OT-2026-000039282

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039282) never changes.

Identity and time

Publication numberOT-2026-000039282 · never reused
Internal UUID01a0ae78-9674-7ecc-96a3-756edf5c6dfa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039282
StatusPUBLIC

Content hashes

Canonical text5fdabc9ac61599d56c6ead61239314d9375270cc27022612fa86bf340f9584ba
Markdown8984ebf78af5db07b7f5d5d3c1c281b62d18b6f416ed8cc41c6d85710140b0db
PDF
Publication page0c84bcbce06f195f9a95b61352b66931b87f54dbe98cff85f66efe3abdc96b10
Manifest61ed4f382565242c0b84b1df2ee47282a56534159d7d9868fee764d2b884fb0b

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
SignaturezHEs+G7J2SSNyPumn/q9AJAx7iAI5x0bTrxJW52atyhZTTlo1pTAMa0Dnl+Q15Afeyu3DuBnWJms1TCiEFMDDQ==
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

2026-09-17T11:20:51.243867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039282
observed 0c84bcbce06f195f9a95b61352b66931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.223976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039282/manifest.json
observed 61ed4f382565242c0b84b1df2ee47282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.204768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039282/publication.md
observed 8984ebf78af5db07b7f5d5d3c1c281b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.185469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039282/publication.txt
observed 5fdabc9ac61599d56c6ead61239314d9...
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.