OpenTechnical

OT-2026-000033963

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000033963) never changes.

Identity and time

Publication numberOT-2026-000033963 · never reused
Internal UUID01a0ae75-df0b-74f6-a70c-d38fbbfdd639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033963
StatusPUBLIC

Content hashes

Canonical text860431a9bd8285a11125f662b3f3ac31f0761c630b4b69daaae6957a5f79226b
Markdown54787cc9044adad099ab1b2ad441e51fba26a5c2dcc8349ce62688009fe28403
PDF
Publication page025de89b60a41e7e4ebba26ddaa45f6407b801864aa6ff15d8028a76a132ca39
Manifest270bd1a99368165b5848a19c75dc7c0c1da6554c92fef32bb593eee607485806

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
Signaturexv0hS7iFWvsFiESjq+M/3JAkdZPzoAi1B0OO9sTS20Dl7sQnpOt4Z5Suzfvv9a3AkTigu0v6K0pkioBWa+3oCQ==
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

2026-09-17T11:30:05.473638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033963
observed 025de89b60a41e7e4ebba26ddaa45f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.455138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033963/manifest.json
observed 270bd1a99368165b5848a19c75dc7c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.434536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033963/publication.md
observed 54787cc9044adad099ab1b2ad441e51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.415753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033963/publication.txt
observed 860431a9bd8285a11125f662b3f3ac31...
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.