OpenTechnical

OT-2026-000012303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000012303) never changes.

Identity and time

Publication numberOT-2026-000012303 · never reused
Internal UUID01a0ae6d-39f5-70a1-97c8-70ea3e42ae7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012303
StatusPUBLIC

Content hashes

Canonical text2f771e6efe5496b55e63478c9b47480d3f64ead82851012507896dc967e2da02
Markdownfd4fc94fa2b56e6eb8f73c1e0baae76c67de8121c5896feae4d54c10020e1b11
PDF
Publication pagef9a1662671b0caa73326341d9fc201b5da353bdfdb66ba61ced4b31adfaec93b
Manifestdd3d69fc27c3d1f5d38bbbc4d5fdbcf0dea3a510f73fdfb0449896114a786c04

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
SignaturehyGDwVQu3yht2g2KOOfE5U+1VkOjZq1o3hEqbAC/MCDVpL2mBDCJI7wEWZs0dOfjLokb3fMCrOs0YSXTLMhgDg==
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

2026-09-17T12:11:14.812402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012303
observed f9a1662671b0caa73326341d9fc201b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.794333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012303/manifest.json
observed dd3d69fc27c3d1f5d38bbbc4d5fdbcf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.776665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012303/publication.md
observed fd4fc94fa2b56e6eb8f73c1e0baae76c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.758872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012303/publication.txt
observed 2f771e6efe5496b55e63478c9b47480d...
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.