OpenTechnical

OT-2026-000026777

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000026777) never changes.

Identity and time

Publication numberOT-2026-000026777 · never reused
Internal UUID01a0ae72-3451-755c-aeb4-9fb79066538a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026777
StatusPUBLIC

Content hashes

Canonical text4fbd72e5612f8419ddb7f8ccbf4004f7c626f84da5209bcf38f37fe51feb4b8d
Markdownbc4af63c5f939d26beefd60326a7bd9fb9b142cbb694bb9c37cc8418a985daae
PDF
Publication page65067fd99b578268ba306c91028b468ecc1d027a2cd143f1b8aecd8e594d6a0f
Manifest2cfea764674fb0e5225e8c4b1b1fb4601f2750a6fb3d569eb71584990dde6620

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
SignaturemvgRvsNyG0WjzQbMyj8lqKHvePf2ScTIIbJXzKTip6cOUwUPPIeIQzGJC81piGJYBj/L2S2VN6AhOV8ZGkvmAw==
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

2026-09-17T11:43:20.994616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026777
observed 65067fd99b578268ba306c91028b468e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.978414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026777/manifest.json
observed 2cfea764674fb0e5225e8c4b1b1fb460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.962203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026777/publication.md
observed bc4af63c5f939d26beefd60326a7bd9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.944944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026777/publication.txt
observed 4fbd72e5612f8419ddb7f8ccbf4004f7...
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.