OpenTechnical

OT-2026-000064789

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000064789) never changes.

Identity and time

Publication numberOT-2026-000064789 · never reused
Internal UUID01a0ae8d-deba-73b0-9703-e30526d6d5c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064789
StatusPUBLIC

Content hashes

Canonical textf64591df285bce5c3b8be1a9f35977ac75d1b719c32f815fb10ae9371f4d10d0
Markdown0808efd382a5c874667f17a69d1813340f0ea85af3e5940075fdb1c8deda7738
PDF
Publication page9c4606c79d347262c7433186c96c9110e75970ad9e153f608b66d14077b536f1
Manifeste58c2f82c1e85d07268a80c74c6feb3cec7b4efcc62e030741bec57e0d3f5e2a

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
Signature+HSYMzpBPljkh9KQnXstwZ7xklSMbbCygB4oAABx03MRILAC6GbsyKMUgnreUbpWlc2xbyl+dQNp6s2i6Ml4DQ==
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

2026-09-17T10:35:41.253493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064789
observed 9c4606c79d347262c7433186c96c9110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.235601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064789/manifest.json
observed e58c2f82c1e85d07268a80c74c6feb3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.217416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064789/publication.md
observed 0808efd382a5c874667f17a69d181334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.199572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064789/publication.txt
observed f64591df285bce5c3b8be1a9f35977ac...
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.