OpenTechnical

OT-2026-000092267

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, 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-2026-000092267) never changes.

Identity and time

Publication numberOT-2026-000092267 · never reused
Internal UUID01a0ae9d-875b-7de5-a9d1-b26a41ce2053 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092267
StatusPUBLIC

Content hashes

Canonical textfc42f660077ee8f8d7366f38a187095159e7fdabad3339d04d42743e1e3c7796
Markdown84fab16c7590af984a670afb4885488c03b6353aa9da04730a05c6f4753220ef
PDF
Publication page30ec84ae54260cb23ebede21a3a1026994352adf528d8ce8a7f494f169ad8192
Manifestf1e0c4bbbb9250b0bc421c43275ca63a4a2d307d4d50356036f09ade31e191a4

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
SignatureZDhwYxUjvRf7erSm8RgFI1Vri4+Tc7Y/ZeDC9Ux3qi44fBEQnFeP2freJH9QWpUkEliDwWLEa82KiCMEjaEKCA==
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

2026-09-17T09:41:47.806103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092267
observed 30ec84ae54260cb23ebede21a3a10269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.787936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092267/manifest.json
observed f1e0c4bbbb9250b0bc421c43275ca63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.770075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092267/publication.md
observed 84fab16c7590af984a670afb4885488c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.754161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092267/publication.txt
observed fc42f660077ee8f8d7366f38a1870951...
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.