OpenTechnical

OT-2026-000030598

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030598) never changes.

Identity and time

Publication numberOT-2026-000030598 · never reused
Internal UUID01a0ae73-e505-7208-8dea-1d9451beac52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030598
StatusPUBLIC

Content hashes

Canonical text928b610111f1dea663c7e76ca5c785a22be8336da962d7f2da91bcfd25c74c28
Markdownd4eeae7a3b62781deee3042612428c726cadec8d8b81430c5fb7a630269c7a10
PDF
Publication pagecbe7245272a6ed60e6571ce0be688622b50ba2c43ae2ef309ef700f0d27e8fa4
Manifestaad64fdb5e0130cff5ce21c0dc6ec94ff69966135eaf78decdfa80058072a6d6

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
SignaturesSMwsBAbiSePM9BhPGlx4+/pdaC3F15E/7f3Qd+o9lPfU+b85Sg1ISAWRc6E2wkuCfOPnf+0eDSJhzT+GYD/BQ==
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

2026-09-17T11:38:28.624464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030598
observed cbe7245272a6ed60e6571ce0be688622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.606852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030598/manifest.json
observed aad64fdb5e0130cff5ce21c0dc6ec94f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.590529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030598/publication.md
observed d4eeae7a3b62781deee3042612428c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.573665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030598/publication.txt
observed 928b610111f1dea663c7e76ca5c785a2...
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.