OpenTechnical

OT-2026-000069853

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000069853) never changes.

Identity and time

Publication numberOT-2026-000069853 · never reused
Internal UUID01a0ae91-1860-7c4a-841f-ed4acc55b25f · 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-2026-000069853
StatusPUBLIC

Content hashes

Canonical text017af97e4527958dcb390bf557fa2e1df8bb22987264452da18daabfabab563e
Markdowne350695a5a2d0f6a10cf2e5640e43e6a5444a6de45436aec29658e06a9161cac
PDF
Publication pagee67efd1531390a8ab734afbbbd816503201170cada98c53bd25d2876896769b8
Manifest2179d61e2962ab4c1fd8a04d7a39afbe4be478f01fe042ecd12f6fc43d999035

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
Signature+vg7aNE3da2y1Ps8UD2B31dc5/YsbVSaPGoc2l+pD4Z9EyD3UFEscEHtNZbTs7rHr74dJC5OcFuthEPsZIdlCA==
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

2026-09-17T10:26:41.007216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069853
observed e67efd1531390a8ab734afbbbd816503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.989233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069853/manifest.json
observed 2179d61e2962ab4c1fd8a04d7a39afbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.970211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069853/publication.md
observed e350695a5a2d0f6a10cf2e5640e43e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.951472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069853/publication.txt
observed 017af97e4527958dcb390bf557fa2e1d...
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.