OpenTechnical

OT-2026-000071867

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000071867) never changes.

Identity and time

Publication numberOT-2026-000071867 · never reused
Internal UUID01a0ae92-1e92-7346-9dac-6fc47f93ecab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071867
StatusPUBLIC

Content hashes

Canonical textb861db9061f2f2af6ca345dc37be26464131cbfa1277857d7049f77baaa9477b
Markdown8cd9cac678ee199d4fad4a0c564f34507d81a462b4723738c917c66ddc5b2981
PDF
Publication pageb5068e8c4aebef2b40381849225ee64ef3d721cb3a82493628ac089ec9fa3617
Manifest3219706d0a9dd6371ea29b065840151e13a203e821db901aa39d8130d3fb69f0

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
SignaturefkmOuymFIYGDXbBaYHCLWizJw4TFvsMOY3eNUXJUSmyXVc/LdSyq0xuEG05ZHW04xR34a9b2Q6oynTcw6M/XCQ==
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

2026-09-17T10:24:34.058531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071867
observed b5068e8c4aebef2b40381849225ee64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.042354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071867/manifest.json
observed 3219706d0a9dd6371ea29b065840151e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.026089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071867/publication.md
observed 8cd9cac678ee199d4fad4a0c564f3450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.009675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071867/publication.txt
observed b861db9061f2f2af6ca345dc37be2646...
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.