OpenTechnical

OT-2026-000087378

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000087378) never changes.

Identity and time

Publication numberOT-2026-000087378 · never reused
Internal UUID01a0ae9a-cd4f-7a9a-aded-62a336d7a3c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087378
StatusPUBLIC

Content hashes

Canonical text211d7079f64b53d1c4989fd9c6cb9cdcdface3ed92f8d56fc152ddfd60fb26da
Markdown88a1cc5b4bdbad8d045907601374ef2344c04a7a6eb042c6290769452f8fd92b
PDF
Publication page4816b48ca2c1c242acf883d450c36ee5a168d3d2fe6da3c2ed8fc36dd9684365
Manifeste84bf2647d4cbcf22b22882039a5f55f679caf86034fdf719b888d5c6e4bee2d

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
Signaturert6TRDGKP06Zts3eHrSpjdKbU9mMUcmN7MbPq2odxMJGvRwiFe6EVJuU944rNk3CylBAhEiBCixPWYG3mR5KAQ==
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

2026-09-17T09:50:34.099262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087378
observed 4816b48ca2c1c242acf883d450c36ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:34.079680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087378/manifest.json
observed e84bf2647d4cbcf22b22882039a5f55f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:34.061197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087378/publication.md
observed 88a1cc5b4bdbad8d045907601374ef23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:34.044777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087378/publication.txt
observed 211d7079f64b53d1c4989fd9c6cb9cdc...
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.