OpenTechnical

OT-2026-000037261

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000037261) never changes.

Identity and time

Publication numberOT-2026-000037261 · never reused
Internal UUID01a0ae77-b8cc-7dc7-8128-f2ee9276641f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037261
StatusPUBLIC

Content hashes

Canonical text53a73e20bfabbdb064b3e083c47fde41fbba5f6fdb355c85d4f62a5864782d7e
Markdown1126581df07d51cc505cbd7329bf886dff12c76efc6d5cfac915f8b4b7f9163d
PDF
Publication page7e3eb2d5f906664ae29799103facd96acf1f9b2023acea9c58b18455411a93af
Manifestceb8eb6080606d73407aedf53032ef54b8dc99ea607fd05842d999f3c3be17f4

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
SignatureFeI6ZocpOxVvVxkIKu6TxoUiZ1Zc4OR+oMIGckszGB2vwT9FS7ZtD8f3V8eDp1DFISqxb9NhlvwONYuRn5rNBw==
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

2026-09-17T11:23:32.139270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037261
observed 7e3eb2d5f906664ae29799103facd96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.122947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037261/manifest.json
observed ceb8eb6080606d73407aedf53032ef54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.105224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037261/publication.md
observed 1126581df07d51cc505cbd7329bf886d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.088718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037261/publication.txt
observed 53a73e20bfabbdb064b3e083c47fde41...
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.