OpenTechnical

OT-2026-000062807

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000062807) never changes.

Identity and time

Publication numberOT-2026-000062807 · never reused
Internal UUID01a0ae8c-94a7-7889-b7ba-f61c400975f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062807
StatusPUBLIC

Content hashes

Canonical text037d43e9f79a139af95d45c10d8f87a3d3a0aaeb66ed1b5e6d637948ca93e51f
Markdown6874ba011bcd6c7b492800cc0946a9ee99fa99adbfb0d08c442343e2cb1e9b39
PDF
Publication page383a83aa7bcf0dfb0249d50516d3bc87b2960bfd46e4d8347a7cfdc319aebcec
Manifest73b90761d638621ba675ec275f3658e0ae467d0c8efadf6512aa2924ae5a8a5a

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
SignatureUv7Z86e8RMcTgJsRq+H9RlHMUa7gKu2EmWhv2RhqEaPlDxQX1C413DsWoQm9JcQBc7hY3jQ8euYPibglBw4aBw==
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

2026-09-17T10:40:06.770721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807
observed 383a83aa7bcf0dfb0249d50516d3bc87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.751542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/manifest.json
observed 73b90761d638621ba675ec275f3658e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.732984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/publication.md
observed 6874ba011bcd6c7b492800cc0946a9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.712467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/publication.txt
observed 037d43e9f79a139af95d45c10d8f87a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.575914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807
observed 383a83aa7bcf0dfb0249d50516d3bc87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.559039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/manifest.json
observed 73b90761d638621ba675ec275f3658e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.541088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/publication.md
observed 6874ba011bcd6c7b492800cc0946a9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.522675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062807/publication.txt
observed 037d43e9f79a139af95d45c10d8f87a3...
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.