OpenTechnical

OT-2026-000042699

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000042699) never changes.

Identity and time

Publication numberOT-2026-000042699 · never reused
Internal UUID01a0ae7a-c0cf-75a3-86d0-75e491962e61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042699
StatusPUBLIC

Content hashes

Canonical text46a91aca75361f442c9ec1b561132285c3af21155dcaef9ca4ead156544945e4
Markdowne42e3ea285a6de5dcacd283ed6bf624fe8c834ec7615be59f454452d565d0da6
PDF
Publication page05d0d576275e44cadd9171a92dbdd058caea432185c4f144aaa68149f751b900
Manifest15b6a872c543dec2cba316721f560197675343e9288f6596632bbf48f13900d4

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/EXm2U+iQoBFNJg+Q8rt1e6WVP/tEsvhEB/Mg8CscnsnAV5I4jYuobqXKXMs3uexYN3q9rwHVUfZK2keopmdAQ==
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

2026-09-17T11:15:03.459049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042699
observed 05d0d576275e44cadd9171a92dbdd058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.441122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042699/manifest.json
observed 15b6a872c543dec2cba316721f560197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.421347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042699/publication.md
observed e42e3ea285a6de5dcacd283ed6bf624f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.400704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042699/publication.txt
observed 46a91aca75361f442c9ec1b561132285...
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.