OpenTechnical

OT-2026-000093074

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000093074) never changes.

Identity and time

Publication numberOT-2026-000093074 · never reused
Internal UUID01a0ae9e-0910-7c14-8cc4-e97d60f8265a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093074
StatusPUBLIC

Content hashes

Canonical text4a96d0be8ebb6f5eef6fefb4cecda396714bceb502081e9d22f1d440509baa9a
Markdown74705d424825c93a6de8a76275619ee8a3fc1a9eae20468851658491f4719832
PDF
Publication page625ea5116ddb52c1ad359d1b97790c16c98b0a5fbf3db6d9acacbbb24e169ba5
Manifest696c39fab49ddd6d1d62a5f68926db50635d46d74603c6160de961d16f103953

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
SignaturetivcvsqpK2SeU0nfjKmI0anlmw37P9/wZt7oX53VDr5ogRVjMHYBdFVDThbFqJNO7aizv9j/2diK5fDt7ixGAQ==
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

2026-09-17T09:40:19.490831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093074
observed 625ea5116ddb52c1ad359d1b97790c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.473860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093074/manifest.json
observed 696c39fab49ddd6d1d62a5f68926db50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.453801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093074/publication.md
observed 74705d424825c93a6de8a76275619ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.405713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093074/publication.txt
observed 4a96d0be8ebb6f5eef6fefb4cecda396...
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.