OpenTechnical

OT-2026-000030599

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000030599) never changes.

Identity and time

Publication numberOT-2026-000030599 · never reused
Internal UUID01a0ae73-e505-7af2-8ae0-176a26e11160 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030599
StatusPUBLIC

Content hashes

Canonical textd7bdfbf252dbe3df3fcea57b62b6119c62e83a56852f3d349426cdddeeed6a0f
Markdown032a02f1ab24f0ca0b2d48e72e65dc4a4ef4a9745b61b223e73731dfa6cacfef
PDF
Publication page989ef7d4c4393741c9c56346eaf79f49db4205bbe41eb293b72f3d62a46c6466
Manifeste7ec8c454fbe12f0a9e7c0f1a0cb8c7781b9ab5fc2a6c2e3b979ca951949f7ad

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
SignatureCAFmYkVrHxM1I1x/Vfe0BgYfHYmcBhZylhv0rltmYfugXCxfA71sD5yqw6xChpYsScab2MbODrjitFHghwaYDw==
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

2026-09-17T11:38:28.696229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030599
observed 989ef7d4c4393741c9c56346eaf79f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.679127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030599/manifest.json
observed e7ec8c454fbe12f0a9e7c0f1a0cb8c77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.662193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030599/publication.md
observed 032a02f1ab24f0ca0b2d48e72e65dc4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.643050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030599/publication.txt
observed d7bdfbf252dbe3df3fcea57b62b6119c...
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.