OpenTechnical

OT-2026-000097088

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000097088) never changes.

Identity and time

Publication numberOT-2026-000097088 · never reused
Internal UUID01a0aea1-01c9-7300-9221-43ef4dd070b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097088
StatusPUBLIC

Content hashes

Canonical texte090f2ac358fe33d1df7f39d90c5ec4e714514975535f6cc89b0fd71f74df1bf
Markdown97ba425d45ad3f361e7ba03b8eab548b030ed49c6a547b3992c31c7de65f8985
PDF
Publication pagecae958140fdf175f3f81ea7ecfc35d441bb9021236162e6186b94b52caaf16ab
Manifest982ae3c4cfe5bdf7110afad78c46750bcfd78af2b423728ff4d34b5895c7e090

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
SignatureX9NJJ/Uxe/RHFzVirDuLqGDr01HJxc7tEe4pwkBcboTdIUhDc2CMZn9y4SOrq8gJS9H4apxTq8omEksDe8nuCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:41.674768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097088
observed cae958140fdf175f3f81ea7ecfc35d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.658000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097088/manifest.json
observed 982ae3c4cfe5bdf7110afad78c46750b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.642393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097088/publication.md
observed 97ba425d45ad3f361e7ba03b8eab548b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.626230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097088/publication.txt
observed e090f2ac358fe33d1df7f39d90c5ec4e...
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.