OpenTechnical

OT-2026-000075255

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000075255) never changes.

Identity and time

Publication numberOT-2026-000075255 · never reused
Internal UUID01a0ae93-f200-7e9b-afc4-80639b8c460f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075255
StatusPUBLIC

Content hashes

Canonical text8d182ee16eb7ff88998ee6d592b6325e0b2d5add0ca9a2501d7a750e1916d4df
Markdowne005abc7b1b6d848ab2791811e35a978ebef16bbc6830523d6ec2e64e088d563
PDF
Publication pageae598e5cd3c3679bd344857abecc1ad71da3cdc594d4805c8b001caf071c7d99
Manifest0f0ba4fed2acbf6ac6ae5f77dc706d7e7081e84a00ed6fc38f828bfec1048a17

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
SignatureIYfjIhIDY7RsHv7SGgBm2/beYoNx+y0azd+e8CJPqcYh163563BMZn2NYvYBLQJa5wVuQQ3ovy/uJL5qUascBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:33.085361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255
observed ae598e5cd3c3679bd344857abecc1ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:33.065262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/manifest.json
observed 0f0ba4fed2acbf6ac6ae5f77dc706d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:33.046978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/publication.md
observed e005abc7b1b6d848ab2791811e35a978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:33.024635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/publication.txt
observed 8d182ee16eb7ff88998ee6d592b6325e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:53.472374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255
observed ae598e5cd3c3679bd344857abecc1ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:53.455243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/manifest.json
observed 0f0ba4fed2acbf6ac6ae5f77dc706d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:53.312359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/publication.md
observed e005abc7b1b6d848ab2791811e35a978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:53.290888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075255/publication.txt
observed 8d182ee16eb7ff88998ee6d592b6325e...
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.