OpenTechnical

OT-2026-000104424

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000104424) never changes.

Identity and time

Publication numberOT-2026-000104424 · never reused
Internal UUID01a0aea5-3421-7bf8-9778-718fae8b7be9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104424
StatusPUBLIC

Content hashes

Canonical texte211f9121d291b953ba1e4e0e2cb06ff1d42ed20a9e7be40399b01da78dddb1c
Markdown66157940cd7b5bfbcd0f58eeaed205587ca15b67ec776b5d24ad22097cc6eab3
PDF
Publication pageacdf498deb0b52b51bafe057ee2a3d379b2b5f9c7d2761547fc54a04d3abcf76
Manifest6d1e1de1591b733f525ebdcd8746c0a404526cea4403ba7b3b378164541818d9

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
SignatureQ3kcnBbJCayMYRIOH3BC3+WbZ2FxHUz32+pJr2CI0tFRyuvgn9M4kCv3ZB3PiHYt9ZA4lkOjBRHA5g60Bm9dAw==
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

2026-09-17T09:21:41.901677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104424
observed acdf498deb0b52b51bafe057ee2a3d37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.883615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104424/manifest.json
observed 6d1e1de1591b733f525ebdcd8746c0a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.866857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104424/publication.md
observed 66157940cd7b5bfbcd0f58eeaed20558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.850289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104424/publication.txt
observed e211f9121d291b953ba1e4e0e2cb06ff...
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.