OpenTechnical

OT-2026-000035307

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, supply line 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-2026-000035307) never changes.

Identity and time

Publication numberOT-2026-000035307 · never reused
Internal UUID01a0ae76-6a1f-72d9-9afd-c42d525481e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035307
StatusPUBLIC

Content hashes

Canonical text8bf21bb1f5815bdafcb3fc3bb71ca49151fe8173b1a8269061068093a07564f6
Markdown3c817b53816bfc3f876b031c746161ac559353f4a0ac544139d2555aecb4722e
PDF
Publication page34f3b2a0aa7e038139d70f43155d1305dca5377e72a053568d04663bf6e5c633
Manifestaa002aedb8e1783c8927561d851cb766ac7a2f687d47f15b6fa4500aa77b29e0

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
SignaturehC+BYt4TnZiuxB51AMuBarGocFH+OctoVuUllT3m4oqTN3m0sKc9j0WWQY9nq/xu2egcMxPxJ/jWzihVegQhBg==
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

2026-09-17T11:28:28.066897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035307
observed 34f3b2a0aa7e038139d70f43155d1305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.050267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035307/manifest.json
observed aa002aedb8e1783c8927561d851cb766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.032639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035307/publication.md
observed 3c817b53816bfc3f876b031c746161ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.014066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035307/publication.txt
observed 8bf21bb1f5815bdafcb3fc3bb71ca491...
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.