OpenTechnical

OT-2026-000070059

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070059) never changes.

Identity and time

Publication numberOT-2026-000070059 · never reused
Internal UUID01a0ae91-1861-7c69-98d1-5b86dd905814 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070059
StatusPUBLIC

Content hashes

Canonical textf1fc917ead3d92bbbd3c6e8c8914380d995cfbd8123b9a060ef93e9cca651a32
Markdown87ab5af7379fa072dc739f0fa7b4bad88351bfbda2ed498feec3c3a85b45afac
PDF
Publication page62a59e86cf44606341490c158e1a40320a59e7c733c06abf1cc1516cebc7c1f8
Manifestc1915da88f4fe9ee59bcf0a36eef96992017046b27a331de65226d29968ae436

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
Signature7yhfGW/uV1o10cJqYMkzFaWDCPMyHxl9U5+72Ilbh7ec2EdD/LoZSRiij28H6csyObUErucIL4LBy22vTsFPCg==
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

2026-09-17T10:27:01.036336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070059
observed 62a59e86cf44606341490c158e1a4032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.019262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070059/manifest.json
observed c1915da88f4fe9ee59bcf0a36eef9699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.001922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070059/publication.md
observed 87ab5af7379fa072dc739f0fa7b4bad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.984842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070059/publication.txt
observed f1fc917ead3d92bbbd3c6e8c8914380d...
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.