OpenTechnical

OT-2026-000076359

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076359) never changes.

Identity and time

Publication numberOT-2026-000076359 · never reused
Internal UUID01a0ae94-6a70-79db-986b-1284fa42b513 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076359
StatusPUBLIC

Content hashes

Canonical text393f92d6c9e018d33cd8ac618bd7f1d0474f4c596ecfdfc9300943b7bc23f668
Markdown1c282c2a88a013cb56b63eb39ff58f334eee1bd4b2c4ea9e7c7138847a163c35
PDF
Publication page61498f7f9651da7f2030b3ea3067ec4de8385e602d77567452d1be2da9417294
Manifest0031e21bd5e2d2f0b23e7f9d2eef2b42b1a8e707d8a31ca23de1bf068c2fc03c

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
Signature5rd51+7b3iXv0vcncIqZkS8sG4/tGyrOE2R8fWOdYnW9fmPsuqFu4zx9iNvp3M0yRl5vvEjhS3ZJ79mnxm9MBA==
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

2026-09-17T10:12:13.446318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076359
observed 61498f7f9651da7f2030b3ea3067ec4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.425815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076359/manifest.json
observed 0031e21bd5e2d2f0b23e7f9d2eef2b42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.405172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076359/publication.md
observed 1c282c2a88a013cb56b63eb39ff58f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.383690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076359/publication.txt
observed 393f92d6c9e018d33cd8ac618bd7f1d0...
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.