OpenTechnical

OT-2026-000092547

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained 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-2026-000092547) never changes.

Identity and time

Publication numberOT-2026-000092547 · never reused
Internal UUID01a0ae9d-b5fd-787b-beb8-0be0f47fae5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092547
StatusPUBLIC

Content hashes

Canonical text7d61f6bb756f174136b7d1daf629efaba692d34c093e56e6fc7be8677066ee57
Markdown50195d1a61ca365e8393352e627d7b257165adb75e55d1623943929a41418316
PDF
Publication page0c0260e254398fe23ec7af4f4f01fc3a6d49d75729a8a7830b1e084a04e581cb
Manifest40b714f148e4001ad5396ff0788398019e6f387514193eed5f4b4b29a47473c2

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
Signature4nP8Srrsoq/vy76Mb89Fm576i857bqq8RVGRmfK5xog9BAoaxkOiPRi9ax/vuV36lrWsNWp+kUE/RhW+rRcyAQ==
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

2026-09-17T09:41:07.824433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092547
observed 0c0260e254398fe23ec7af4f4f01fc3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.808510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092547/manifest.json
observed 40b714f148e4001ad5396ff078839801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.791695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092547/publication.md
observed 50195d1a61ca365e8393352e627d7b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.773409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092547/publication.txt
observed 7d61f6bb756f174136b7d1daf629efab...
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.