OpenTechnical

OT-2026-000038163

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000038163) never changes.

Identity and time

Publication numberOT-2026-000038163 · never reused
Internal UUID01a0ae77-f88c-7acc-804c-33cf100e1dc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038163
StatusPUBLIC

Content hashes

Canonical text095e43605b21b68c615a8702d8813e0319c21f20b4ff8a8da249c7fa107191b1
Markdowncf7f9fc635c2277034e886c819953982d08ecf84abe31eb656d9825842d8ec6a
PDF
Publication paged6c09664d6ae2880eaadeee86d567dabe683637bdb6937e9b8a9890084a0696f
Manifeste82dfc272fa8041f5a819cd097b7d01db25a66f7c2c71afe18ccfac85c62f52d

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
SignatureUNxlGT+HJjaoLtWIsQ08G/j/V/Um/aW6wYuf53FWmMz9Hnw76clHN4xIOZuV0uDdTEAnwtR/w0JshLMV/0SMCg==
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

2026-09-17T11:23:30.953202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038163
observed d6c09664d6ae2880eaadeee86d567dab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.934201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038163/manifest.json
observed e82dfc272fa8041f5a819cd097b7d01d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.915783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038163/publication.md
observed cf7f9fc635c2277034e886c819953982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.898603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038163/publication.txt
observed 095e43605b21b68c615a8702d8813e03...
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.