OpenTechnical

OT-2026-000005929

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, ejector fed, contact triggered, vented after 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-2026-000005929) never changes.

Identity and time

Publication numberOT-2026-000005929 · never reused
Internal UUID01a0a949-874e-7fde-b77d-6924eab980fd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:03.409524Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005929
StatusPUBLIC

Content hashes

Canonical text7f744e63492ccb560d8f71407610c6f4fc039153c9e4ce1414db7af8479948d0
Markdownadc5b4c24fb3c53de656a80dde56061ccc55ea83dceddd2e89863f42fe79560a
PDF
Publication pagea801639b4bb7bcb7c74fbfe40197fb23f5f3064199e521dd28c44ddbad2d92b1
Manifestcbc304f8b0a5a643311a846017913a62c44090b5d2278672cea3d53835c7c647

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
SignaturetHNCUo+pEUIh6SWomRkGqSHLxwdc7ReFI7Xmshcgv8xcJ3R/WjnEfEuRxp9IGo+dh9UxRAGEKPWa7fHetKqzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:16.219386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005929
observed a801639b4bb7bcb7c74fbfe40197fb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:16.206681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005929/manifest.json
observed cbc304f8b0a5a643311a846017913a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:16.191696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005929/publication.md
observed adc5b4c24fb3c53de656a80dde56061c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:16.172580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005929/publication.txt
observed 7f744e63492ccb560d8f71407610c6f4...
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.