OpenTechnical

OT-2026-000024402

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000024402) never changes.

Identity and time

Publication numberOT-2026-000024402 · never reused
Internal UUID01a0ae70-e8ca-77bb-a732-9c565fddb922 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024402
StatusPUBLIC

Content hashes

Canonical textc0c74be093fb5307d862d5ef7f1c6565df1c0d7e8a2e825fd9b44066490fa005
Markdown4b03bf21634f112e0b9ad04ef177113988c1d54dd3d486a9bbe5abf5ef5c44e5
PDF
Publication page32664231af8584e0b74a3f5fb1b6ad96bb2bb4c95b6333f8572655251197806c
Manifestb3e3c7d2af7f733dd05f34facf596e650288649c3319deb566c6c06aaa246159

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
Signature7UVeBazNKMlpH+UPgGujYTTsk6aNP/XPPrboYkKunS0bQsHjjE05LuePdVA/3Sw0v+t44AzrZzG6kyYSfO5qCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:16.830711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402
observed 32664231af8584e0b74a3f5fb1b6ad96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.811934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/manifest.json
observed b3e3c7d2af7f733dd05f34facf596e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.793938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/publication.md
observed 4b03bf21634f112e0b9ad04ef1771139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.778168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/publication.txt
observed c0c74be093fb5307d862d5ef7f1c6565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:31.728566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402
observed 32664231af8584e0b74a3f5fb1b6ad96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:31.707263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/manifest.json
observed b3e3c7d2af7f733dd05f34facf596e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:31.677941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/publication.md
observed 4b03bf21634f112e0b9ad04ef1771139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:31.660449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024402/publication.txt
observed c0c74be093fb5307d862d5ef7f1c6565...
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.