OpenTechnical

OT-2026-000030223

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000030223) never changes.

Identity and time

Publication numberOT-2026-000030223 · never reused
Internal UUID01a0ae73-e500-7fc9-8e76-b90638d7fd48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030223
StatusPUBLIC

Content hashes

Canonical text4db3e23b8bb3e624e0ee458f88eb87d4551d5ccac7025869fdb7d7d6c515e989
Markdown770768a3f937b4c5d7e0873def7700f79160e9fe00e18477ae992d0cbec45fd8
PDF
Publication page240e08039ae0a782e422ed198bbc89dc7c2a494e4fbaa9789ba1d9ff4786634e
Manifest4fa12cc2517c3f70999983d6c7cddf9c3bda556592ae0ba2a15540c944f66dd4

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
SignatureSIvxo62tZivxftNfsXHYxaP4zOCd1yOXyIspxFSZINZok9//ZBFnTQliSldx8XyTnFjAUtmChrRo39nZ8+eYCw==
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

2026-09-17T11:40:35.988207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223
observed 240e08039ae0a782e422ed198bbc89dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.969282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/manifest.json
observed 4fa12cc2517c3f70999983d6c7cddf9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.950419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/publication.md
observed 770768a3f937b4c5d7e0873def7700f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.932814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/publication.txt
observed 4db3e23b8bb3e624e0ee458f88eb87d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.466761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223
observed 240e08039ae0a782e422ed198bbc89dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.448349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/manifest.json
observed 4fa12cc2517c3f70999983d6c7cddf9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.430240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/publication.md
observed 770768a3f937b4c5d7e0873def7700f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.412880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030223/publication.txt
observed 4db3e23b8bb3e624e0ee458f88eb87d4...
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.