OpenTechnical

OT-2026-000031693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000031693) never changes.

Identity and time

Publication numberOT-2026-000031693 · never reused
Internal UUID01a0ae74-bad0-71d4-b9a8-b01d3617661c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031693
StatusPUBLIC

Content hashes

Canonical text9449b0ce0d821bc544493ad790b4fe509f2c68e2155eea91d259de9f79880280
Markdown4b5befbb22fa7c089b37ce38a46c94df372085ad0b417a793c69bce91573769e
PDF
Publication pagea632e6e3666b38c906b19aea152073d6119a2e652a4ea1c939e4fc5db52428dd
Manifest2ef006d39d0e6047026f1902421ef6377b816e78b9601101ae947024fca18256

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
SignatureHrarrYPEIAQ72Wwj0tD3DpXyJt/ie0m6aeKWN/o1cjznZVWMwotvtf5kecgq8K2IGXUJBmrvVCjsEYNzBrVOAg==
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

2026-09-17T11:34:47.887309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031693
observed a632e6e3666b38c906b19aea152073d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:47.869923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031693/manifest.json
observed 2ef006d39d0e6047026f1902421ef637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:47.852500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031693/publication.md
observed 4b5befbb22fa7c089b37ce38a46c94df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:47.835200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031693/publication.txt
observed 9449b0ce0d821bc544493ad790b4fe50...
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.