OpenTechnical

OT-2026-000079979

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000079979) never changes.

Identity and time

Publication numberOT-2026-000079979 · never reused
Internal UUID01a0ae96-4377-7a06-9d9c-de99fe5d35e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079979
StatusPUBLIC

Content hashes

Canonical textb73a19c77f0c53bccd6965382467312bb60fc8b23c9a28e7124a027ac4cb51ed
Markdownf39c6dea9542d978fa528342eda0a35540c376f6b06918a76c2d41668cd31c3d
PDF
Publication page60e72a395047a376bde325530b48fafd3d8863566235016e887eb49133d6e8e9
Manifestfb128fdcfd8f97d0cdfb30e4f1f536f585f9d3ae0edced4f5ea10b5ea7baf621

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
SignatureX8OTQEitoAwnKP/GRZ9W3VKO8vskOaNo5Oz1xGq1TAm175OjQaGp72K3jgTuOFZ6uQcXnjv1VI/1pEclbCKpBQ==
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

2026-09-17T10:03:53.749957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079979
observed 60e72a395047a376bde325530b48fafd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.732085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079979/manifest.json
observed fb128fdcfd8f97d0cdfb30e4f1f536f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.712200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079979/publication.md
observed f39c6dea9542d978fa528342eda0a355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.690108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079979/publication.txt
observed b73a19c77f0c53bccd6965382467312b...
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.