OpenTechnical

OT-2026-000032212

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000032212) never changes.

Identity and time

Publication numberOT-2026-000032212 · never reused
Internal UUID01a0ae74-f7a7-7d7f-924a-467113f9ca2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032212
StatusPUBLIC

Content hashes

Canonical text8d8705e72be92e43c121e5d0b8eb5c37d5e99fe65eadf29dec4a66ab0f8e17ac
Markdown1f8dcd84e9b61a7dd5b2496322784a20e81e9c16526ce4c4e89cfc5094a4ae52
PDF
Publication page27ea6fbcac14deebd5bb452d1382284d9801b032b98104d8f4f600aab94f8c3b
Manifestfe77c6f4b67680e837add4fc7d5193d5c23c51d75bc1101f9f552ac4a8d82400

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
Signaturehh8eXh8OjPynP5bVr6G6cML1ZfzejdcTZ59YVmHkT+gMUlmM65URMTZ/djyrxuL8ZFIt63rpyLUgO31jW1D7Dg==
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

2026-09-17T11:34:33.609019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032212
observed 27ea6fbcac14deebd5bb452d1382284d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.587536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032212/manifest.json
observed fe77c6f4b67680e837add4fc7d5193d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.571094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032212/publication.md
observed 1f8dcd84e9b61a7dd5b2496322784a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.553796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032212/publication.txt
observed 8d8705e72be92e43c121e5d0b8eb5c37...
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.