OpenTechnical

OT-2026-000074779

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000074779) never changes.

Identity and time

Publication numberOT-2026-000074779 · never reused
Internal UUID01a0ae93-ac2c-7f04-ac21-4c015bda3731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074779
StatusPUBLIC

Content hashes

Canonical text9128bffbdc13c58a66c5d39cf11525f5768348998a46ff75ea1e5d3b43a3999c
Markdown95ac137024a44b5ff5aec37ce7d94c2780b5f058a323c8bb172a09e0f0d71fb1
PDF
Publication page9483ae481ee5ab6147f646d716625d4da9a22067725118009351412ddaddf7c3
Manifest42e1aa8c2bba6f1589bd88de1597a36d12f58bcfac34a3c449d775138558ec6b

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
SignaturewGpMYCwEDPLJ2ujEMJ5Il3zGOVY6eBgAbTPJViQTbWwDt33nrmieVdrdWsr3XL4CPQ9GY8eCfzIPSwToWLXGCA==
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

2026-09-17T10:18:28.586590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074779
observed 9483ae481ee5ab6147f646d716625d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.569145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074779/manifest.json
observed 42e1aa8c2bba6f1589bd88de1597a36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.551242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074779/publication.md
observed 95ac137024a44b5ff5aec37ce7d94c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.533338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074779/publication.txt
observed 9128bffbdc13c58a66c5d39cf11525f5...
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.