OpenTechnical

OT-2026-000011211

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, vented after 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-2026-000011211) never changes.

Identity and time

Publication numberOT-2026-000011211 · never reused
Internal UUID01a0ae6c-540f-7783-b871-aadabbf7b97f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011211
StatusPUBLIC

Content hashes

Canonical text2b958fa7c5a546f8b07d003d7eeb757c287fa984b72e92e975a0cdf84a6fc21b
Markdown9f9908ec7890956ec8156b5cca66cad861b32c2a2e0b9e4b7dab71856969dfa9
PDF
Publication pagecd917e9b2863e3afb222751bc0a416f7dca4d1f8167440ea0ec534e2d8240b99
Manifestf52907ddd2e7f56dc20ad1aa5015e666a83f781b5b6d5af2e7418f7850523fec

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
SignatureTYzZz+pldZIe9KQpFnBSoLJGIwMGOVrhYAxN7YDXyu/vDiGrZ2i339/YFHLGQcofkqF8mruBWH0hL1uzsRalBg==
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

2026-09-17T12:14:09.870880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011211
observed cd917e9b2863e3afb222751bc0a416f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.849928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011211/manifest.json
observed f52907ddd2e7f56dc20ad1aa5015e666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.829357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011211/publication.md
observed 9f9908ec7890956ec8156b5cca66cad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.808707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011211/publication.txt
observed 2b958fa7c5a546f8b07d003d7eeb757c...
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.