OpenTechnical

OT-2026-000067298

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000067298) never changes.

Identity and time

Publication numberOT-2026-000067298 · never reused
Internal UUID01a0ae8f-6bd6-79d7-be76-4098dfc8eb10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067298
StatusPUBLIC

Content hashes

Canonical textfa8c663e2980a16ff09d5226d2551ba6094e4eecdb76f0315a855de07dd9a1cb
Markdown038058cd991a48dc74140f6474d4ea1d143070d598faff2b3de29996403216e3
PDF
Publication page5c3dc987e54da0e1ebd59d037fe7b79b761cb6e4ec513156cb533e404b455c62
Manifest29809ada59c5f89d685a5c0974621c89aaa63361b8a10d1e96c2af393d705b79

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
Signaturec+t2tbPZ8ZLlhIXHJ1Z5SUYDV4AmTyU+OZK4lAXsabzt+CmP/8XthaYWvHzpzw+1W40NyOdnC7guJl1SxAoTCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:27.921103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067298
observed 5c3dc987e54da0e1ebd59d037fe7b79b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.902916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067298/manifest.json
observed 29809ada59c5f89d685a5c0974621c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.884950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067298/publication.md
observed 038058cd991a48dc74140f6474d4ea1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.867788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067298/publication.txt
observed fa8c663e2980a16ff09d5226d2551ba6...
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.