OpenTechnical

OT-2026-000033964

Publication integrity record

Two bellows cup 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-2026-000033964) never changes.

Identity and time

Publication numberOT-2026-000033964 · never reused
Internal UUID01a0ae75-df0b-701b-9567-6577bf8c8a67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033964
StatusPUBLIC

Content hashes

Canonical textfeaff108bb6d224832dc6752b668c0c47c2f22de75d32dc06c9551db7403b6d2
Markdown6de4624fa7ba9bf87fab8a3b4e5d8721c5efe29fbf06a5c51378885a167d3dd7
PDF
Publication pagecedbab998e4e485dc0c6a3bdf6c4552cddf715fb6d1c39e3e96cc81bc26c400a
Manifestf57c31e81d1c06401b652864247070461194f8af30cef09ae7721d1d601f4b88

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
Signatureo/dFNPwxycdp7jF8E+u3L3jWdP6ERa0sLh7TBpJmKFm4kXKEjvs3ycMz/y9QbcchS4Tdvpa8R68TurDlb5LHDg==
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

2026-09-17T11:30:05.559086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033964
observed cedbab998e4e485dc0c6a3bdf6c4552c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.534683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033964/manifest.json
observed f57c31e81d1c06401b65286424707046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.511884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033964/publication.md
observed 6de4624fa7ba9bf87fab8a3b4e5d8721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.491427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033964/publication.txt
observed feaff108bb6d224832dc6752b668c0c4...
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.