OpenTechnical

OT-2026-000088364

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000088364) never changes.

Identity and time

Publication numberOT-2026-000088364 · never reused
Internal UUID01a0ae9b-5d27-7904-930a-db59dc96eca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088364
StatusPUBLIC

Content hashes

Canonical text710b3c926a360778da45c4ef1ff5f9c5ae6ccd695bf8df2f377fb83f594df8fb
Markdown374b465522d8f03effb543854e4289ddf67657199d30b46a09ae8420e6027d50
PDF
Publication page9b90fabf4b606aec4ffd7d529c962efb86b379cbdaac419652ef23bb45818d2b
Manifest56cd7aeed8aa926f3fa753beb11e9f8b85666853afa95e9a57309f5125e05c4d

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
SignatureuvXPzF6lC+tMyGPE0BI1KZrQU+VMLdK8mCPKr1TZMGZwNF1ADazFoTdOtNYXymRf65mJTlcYsMQ6UPtlk90oCw==
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

2026-09-17T09:48:42.636787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088364
observed 9b90fabf4b606aec4ffd7d529c962efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.618974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088364/manifest.json
observed 56cd7aeed8aa926f3fa753beb11e9f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.602439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088364/publication.md
observed 374b465522d8f03effb543854e4289dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.584516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088364/publication.txt
observed 710b3c926a360778da45c4ef1ff5f9c5...
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.