OpenTechnical

OT-2026-000102533

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off 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-2026-000102533) never changes.

Identity and time

Publication numberOT-2026-000102533 · never reused
Internal UUID01a0aea4-858a-7a42-af67-9adf87a971b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102533
StatusPUBLIC

Content hashes

Canonical text4b88632bd0d15e24d4baf7a3631164b55263a48341068badfb277918f254b9c4
Markdown539b4c5991ab526d85a4a176ab378ca41a7156dca5ec67f69498067ac625cdd9
PDF
Publication page2511b98e5d650752b416635b2b0b07f18e627f17a507231c93b6678cd39d1a59
Manifestc47893d85b0b4cad2e5c02a75556fb5be712f2fe22e7e20be1752858dc19034d

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
Signature+HmLPiqIi0V8UKubmXFnanRWW0NYI1IU3bwxpJfCfq8sGrXQeUL8eGVRZsHQ+2COEdokzMugYIxVJz/bs3btDQ==
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

2026-09-17T09:24:00.256793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102533
observed 2511b98e5d650752b416635b2b0b07f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.236548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102533/manifest.json
observed c47893d85b0b4cad2e5c02a75556fb5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.202089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102533/publication.md
observed 539b4c5991ab526d85a4a176ab378ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.158802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102533/publication.txt
observed 4b88632bd0d15e24d4baf7a3631164b5...
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.