OpenTechnical

OT-2026-000015099

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000015099) never changes.

Identity and time

Publication numberOT-2026-000015099 · never reused
Internal UUID01a0ae6d-d097-76b5-94e1-ca61399ae402 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015099
StatusPUBLIC

Content hashes

Canonical texte84b088ddc134c8b92201e6c3638c2254b176f7980e31a1225855a8f48dea749
Markdown8dd8743753dd66c26d5a37c48487b52f730c6797de4466aad2e4f5b9b75d4dc5
PDF
Publication paged08f6e9dc9c925c101adb60ae1e6c6fc54fd04e7ef19b798b1a713959769574c
Manifest55fcf6cc921266aafc39dc2a3889e6d7c02fc6d614c38bf11a4a87347d3f691d

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
SignatureGFU2M3TGhkdr0dcJaVxmxYwHU0ZhXbo474t6XnzvqTEQI5ca0InYKmagbn0v9bE3eoy5fx2alziY4o8uWH+JBw==
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

2026-09-17T12:07:09.415660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015099
observed d08f6e9dc9c925c101adb60ae1e6c6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.395858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015099/manifest.json
observed 55fcf6cc921266aafc39dc2a3889e6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.374990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015099/publication.md
observed 8dd8743753dd66c26d5a37c48487b52f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.351670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015099/publication.txt
observed e84b088ddc134c8b92201e6c3638c225...
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.