OpenTechnical

OT-2026-000091278

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091278) never changes.

Identity and time

Publication numberOT-2026-000091278 · never reused
Internal UUID01a0ae9c-f16c-7cac-8593-cd62c4d3aa76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091278
StatusPUBLIC

Content hashes

Canonical textd26460df5950fc4c083c5f0b3755cef94cfba8882e2f66874591c517564f1430
Markdown8187d06e5097d25b7426a92a115e37c9db486332219c34734c52f9cc7a289c55
PDF
Publication page1da6230122b5a782d68b13708ca8789d9822ef4d6377965f7461f92775838693
Manifest5a555fde90b88ec9be25c0895de7e103b86140fa7ba7d587bc801efad4529bad

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
SignaturejcZyFL9A0ZHAsNLKUgdvTAw7pfWkAx0CwRmNePhGRSfPyjBlp+hrL87ZaRafbUdwLU5Gfx6G/RaI5a5JNh0ADw==
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

2026-09-17T09:43:27.611848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091278
observed 1da6230122b5a782d68b13708ca8789d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:27.595013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091278/manifest.json
observed 5a555fde90b88ec9be25c0895de7e103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:27.577735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091278/publication.md
observed 8187d06e5097d25b7426a92a115e37c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:27.539977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091278/publication.txt
observed d26460df5950fc4c083c5f0b3755cef9...
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.