OpenTechnical

OT-2026-000084223

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump fed, sustained 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-2026-000084223) never changes.

Identity and time

Publication numberOT-2026-000084223 · never reused
Internal UUID01a0ae98-5b60-702e-a2e7-1ff9d05b804b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084223
StatusPUBLIC

Content hashes

Canonical text93a2c3aedd30d5a12055aed93f6acfbf28613ad0342bae8813d8c7bb970f4db0
Markdownf5833b894f04ce77fb6c2433b79f10fcf24cebfe585ca9799a6fdfc63b63e601
PDF
Publication page969a1e9547d191db40a8d9c861202cb762b46ea3f17f18311afc59d89b9577bb
Manifestfae0a096d4dd9e11ac548da03ad34e713e412ebd12313e23d5fc376658fe7f1d

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
SignatureolhX2VUdHn/mFAHuzhRqiK7ptEVdfRnNy7jr1C5Y4Z9t/GWC8py8nm7zuN3g2La6Zg6z2+Yk1+8xczhmS3NlCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:00.762239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084223
observed 969a1e9547d191db40a8d9c861202cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.745630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084223/manifest.json
observed fae0a096d4dd9e11ac548da03ad34e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.727228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084223/publication.md
observed f5833b894f04ce77fb6c2433b79f10fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.710123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084223/publication.txt
observed 93a2c3aedd30d5a12055aed93f6acfbf...
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.