OpenTechnical

OT-2026-000037245

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000037245) never changes.

Identity and time

Publication numberOT-2026-000037245 · never reused
Internal UUID01a0ae77-7741-7570-8446-7f6b2a5b0464 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037245
StatusPUBLIC

Content hashes

Canonical text94918f7da9c39a2b79cef7f8ac1b133b18117ae81f61b9e70e4cb9265659f35e
Markdown787f0bd5be1cd4c81699c6d0f1cc51feaa279f6ae24cd04648201404e2aa5f41
PDF
Publication page0923de319cfbb8e5fae138e67618fc17770764e8ff3ead4768675d93c50be5dc
Manifest2b227443345a3e645674719b3084a4bb3d32d9f5ad9f40eec1156f564e5cf4d6

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
SignatureeVA32Da2kkdZ9pA7igAS06pZ0IyeEinW+36VomVlPoFzorSS3DpexXfbuHHsoIaSMPUQk8o4APHS3QRGwRLHCQ==
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

2026-09-17T11:25:08.677163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037245
observed 0923de319cfbb8e5fae138e67618fc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.654859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037245/manifest.json
observed 2b227443345a3e645674719b3084a4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.638065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037245/publication.md
observed 787f0bd5be1cd4c81699c6d0f1cc51fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.551501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037245/publication.txt
observed 94918f7da9c39a2b79cef7f8ac1b133b...
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.