OpenTechnical

OT-2026-000065439

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065439) never changes.

Identity and time

Publication numberOT-2026-000065439 · never reused
Internal UUID01a0ae8e-46f9-7104-a35b-84dbdbfb97c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065439
StatusPUBLIC

Content hashes

Canonical textb6de55cd45c746af987cbed4bf0afc9253dd085954310a622e847a8a72ab8a88
Markdown82c97921f96d09d63204de1eb7417e7f665c5739510a445d900b922f74ab6844
PDF
Publication pagea4d9fca68492d0f042aa383b851c98aead20a537fad8ee2b13227fc118b09be8
Manifest7184b2f039a1e13d9f53014484b36a190da61aceb23d7b1ec2a41b374c583f99

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
Signatureqsv+awl1mHwme5ZEpuSfvtgKRff+0/uoGq8TnHoKFjEQkxO2V33hocmhmwwqVLUtJyL10/dFYKOblTsRx+/JCw==
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

2026-09-17T10:33:42.909000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065439
observed a4d9fca68492d0f042aa383b851c98ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.888990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065439/manifest.json
observed 7184b2f039a1e13d9f53014484b36a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.871972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065439/publication.md
observed 82c97921f96d09d63204de1eb7417e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.854598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065439/publication.txt
observed b6de55cd45c746af987cbed4bf0afc92...
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.