OpenTechnical

OT-2026-000087794

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line 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-2026-000087794) never changes.

Identity and time

Publication numberOT-2026-000087794 · never reused
Internal UUID01a0ae9b-1aa4-7862-901f-f8e5ba7bedb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087794
StatusPUBLIC

Content hashes

Canonical text9820b7081ef5ad92bd2f1c6675e56f6b20a7c65325b0f8dc2020349ea2187eed
Markdownc49c3f494e75668f1316b6a223858d50df122c541c111f79f6a12bacf55f4a55
PDF
Publication page91649c3dfc630154548f70ec09e8117d8edc409650490ad3ca0a1a9e59992b0a
Manifestf1f749a273221f71fdd279087c3c4c647190f6ec0256acb3deb548124652426a

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
SignatureZt+oA5OeEtd6MooB0NdlA7LUphehpQk2TVaU0JJq36ucJysmtzWPH1kzV1NzoktVwsdlPP3ctLpWGdca7DZdCg==
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

2026-09-17T09:49:00.083343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087794
observed 91649c3dfc630154548f70ec09e8117d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:00.064187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087794/manifest.json
observed f1f749a273221f71fdd279087c3c4c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:00.045767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087794/publication.md
observed c49c3f494e75668f1316b6a223858d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:00.028307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087794/publication.txt
observed 9820b7081ef5ad92bd2f1c6675e56f6b...
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.