OpenTechnical

OT-2026-000077447

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000077447) never changes.

Identity and time

Publication numberOT-2026-000077447 · never reused
Internal UUID01a0ae94-f509-7442-a663-0c110a90eeaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077447
StatusPUBLIC

Content hashes

Canonical text3806d055e5ec39e6ec857e34ae7a645c2ee90cf389a9ea99c664a3765feee62e
Markdown179781b733596e84ab652525f5255c596713ba22d3ed701a0c1163428a1afabd
PDF
Publication pagecdb47432969c98d1b4f97a285e434a1c1af9dfbc10810025b06caf7d4dc423eb
Manifeste01bf4ec9edc5508d8f2333c0fb0fae3f829f367fd2c5154bea4a21c38fbd9a1

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
SignatureK5PMmPYXJADTPAW5lmDSRbcjkGPlYX9HBI78P1xq0znzNNRHE36x+5NNjPXiWNrz7n/c8YWGVOLp7PE0mORECw==
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

2026-09-17T10:09:07.899984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077447
observed cdb47432969c98d1b4f97a285e434a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:07.881673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077447/manifest.json
observed e01bf4ec9edc5508d8f2333c0fb0fae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:07.863053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077447/publication.md
observed 179781b733596e84ab652525f5255c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:07.843191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077447/publication.txt
observed 3806d055e5ec39e6ec857e34ae7a645c...
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.