OpenTechnical

OT-2026-000062380

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062380) never changes.

Identity and time

Publication numberOT-2026-000062380 · never reused
Internal UUID01a0ae8c-0abf-74c8-a079-625c8b3e6c78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062380
StatusPUBLIC

Content hashes

Canonical text954f5ff5e3527ce3a8e78df9ea4415e9abd5b4696aeac1322d57c9f84b252991
Markdown865085cbd556f861581e9b5e6d179015a1e4b7483df19693e9d72f0214141b07
PDF
Publication pageab05e1435e72b1c97557a4eb471ad029eff1e40e5ec4e20626bf66dc4d4ecff2
Manifeste821da7861deab3f3d122a5bc39ac06fb2fc63f7cf9183bd6ed9b3627e210b2a

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
SignatureuCj25x9CMJamWAHeZp/dy/4GyRvQ87LuznnHqnfEk8c03UFWWE3DGmukb00h7l+Uk4AFi9Re+zRAu+ruly9lBw==
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

2026-09-17T10:39:42.033970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062380
observed ab05e1435e72b1c97557a4eb471ad029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:42.015256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062380/manifest.json
observed e821da7861deab3f3d122a5bc39ac06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:41.997589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062380/publication.md
observed 865085cbd556f861581e9b5e6d179015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:41.978413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062380/publication.txt
observed 954f5ff5e3527ce3a8e78df9ea4415e9...
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.