OpenTechnical

OT-2026-000007082

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, ejector fed, pressure verified, vented 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-2026-000007082) never changes.

Identity and time

Publication numberOT-2026-000007082 · never reused
Internal UUID01a0a972-0771-7b11-baac-830460db7eee · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:17.653236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007082
StatusPUBLIC

Content hashes

Canonical text6fafa658c39b4bab1908e02868de060fb3eefd30524e068a969c3f53cfa0ebf5
Markdown5fb542d4d4e4ac50662960fca1b68431f466a611c141994330ac205cdd323b96
PDF
Publication page28d3e52ddb1e67cdec23d8f6dcee0a46e98ff46af029ce3ace681b754499ca53
Manifeste785e21343568bf07bb3c214d8626fd1a177f47f77b320e2a9a35035d0f61090

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
Signaturecl5QuKERAIYNZRAi8MGj1DEYN0sIKqXsKc9kBv5HPTega0V8mxvLjB8XeCUSa/+WM5xBHqFoHxx2m/xS2D0ZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:29.146778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007082
observed 28d3e52ddb1e67cdec23d8f6dcee0a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.131279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007082/manifest.json
observed e785e21343568bf07bb3c214d8626fd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.001937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007082/publication.md
observed 5fb542d4d4e4ac50662960fca1b68431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.986812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007082/publication.txt
observed 6fafa658c39b4bab1908e02868de060f...
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.