OpenTechnical

OT-2026-000079973

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000079973) never changes.

Identity and time

Publication numberOT-2026-000079973 · never reused
Internal UUID01a0ae96-4377-789d-84f7-1eabda009438 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079973
StatusPUBLIC

Content hashes

Canonical textcdfbe6f28ac865e78bb77959d47050e6db863f1e4c2e500a4ba139513ce71d1e
Markdown9bbf5b01cbc9bb69d62d29af301b35baa21d99ae2985b92c7c726ad9573c8a08
PDF
Publication page9e3e9d98a5f61b3a3fb0d9c1427ef4981dbd0d26224b1e37eab9ef852487369b
Manifest69ee05671bc7ecd39041aa87e6825a7f03699a9ab98280545647f55a2e110443

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
Signature0Oo3biZ6JD6vD9BcZqAvxlJxz9qDTHRZA+IR4i1HMpwVnyKgxDPhX2jsUYTpORXli/DhDo9tESnP4CjPFjxOCw==
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

2026-09-17T10:03:53.325120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079973
observed 9e3e9d98a5f61b3a3fb0d9c1427ef498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.307126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079973/manifest.json
observed 69ee05671bc7ecd39041aa87e6825a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.289124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079973/publication.md
observed 9bbf5b01cbc9bb69d62d29af301b35ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.269997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079973/publication.txt
observed cdfbe6f28ac865e78bb77959d47050e6...
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.