OpenTechnical

OT-2026-000007350

Publication integrity record

Bellows cup vacuum gripper, three zone face, ejector fed, pressure verified, plastic cups, 1 fold

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-2026-000007350) never changes.

Identity and time

Publication numberOT-2026-000007350 · never reused
Internal UUID01a0a97b-b07f-78d3-9346-ede784a840ae · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:10:50.754351Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007350
StatusPUBLIC

Content hashes

Canonical text0296e78fad84e607d8b9419506a7627cdbbcbd57e6ea5e1c0e54cce2737b2ee2
Markdown974daec738f21a2671ac8fadb81949f58717529cf032ef0d9b5007246965b91a
PDF
Publication page08c62865c75d3bf2898c3c5074d805e25ae87fb95c351e659c41068950aef014
Manifestb5b8994bd54970ff78eda62c6197962571372b61e4d9542f807f7e26ba1e7e2a

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
SignatureyDCvKRW6g0rbZ4KVgNHNrYOK9Swkab10W9EBvChSjhUZh9ypM64T5efDd3iqundhYhIONPXaWMau+Cv0ndGsBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:10.268704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007350
observed 08c62865c75d3bf2898c3c5074d805e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.255830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007350/manifest.json
observed b5b8994bd54970ff78eda62c61979625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.242995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007350/publication.md
observed 974daec738f21a2671ac8fadb81949f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.229640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007350/publication.txt
observed 0296e78fad84e607d8b9419506a7627c...
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.