OpenTechnical

OT-2026-000100865

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000100865) never changes.

Identity and time

Publication numberOT-2026-000100865 · never reused
Internal UUID01a0aea3-66f5-79cd-996d-5fbfa19f8530 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100865
StatusPUBLIC

Content hashes

Canonical textbb66773906dcd399cc0a1e5da7c54ebd9ce58a4d8aee0837a292684ee3d4f992
Markdown9e767b184eeb2d3071e6d64d8cf6780cb8889947f4e4319ec3065083385fa28e
PDF
Publication page5d41d945ba2faadae6316175445ad9115ae2e063720872fd4aebb945dd630d96
Manifesta1327b642d6c025bca9c27ebc72fc9c1c72fd8489d4aaf970b23b67b1f8334ff

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
SignatureVpiJYzN7Ba/128kkY/QxCPkQG6o7Bo+PjKY++3l+c1+jWEdjfpAujwUWnNNBuDQdPv7z9ecIe8putG6bDDoWAw==
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

2026-09-17T09:27:47.846884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100865
observed 5d41d945ba2faadae6316175445ad911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.827637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100865/manifest.json
observed a1327b642d6c025bca9c27ebc72fc9c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.807357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100865/publication.md
observed 9e767b184eeb2d3071e6d64d8cf6780c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.787916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100865/publication.txt
observed bb66773906dcd399cc0a1e5da7c54ebd...
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.