OpenTechnical

OT-2026-000068124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068124) never changes.

Identity and time

Publication numberOT-2026-000068124 · never reused
Internal UUID01a0ae8f-c4fe-7755-8fbd-f7b0eb170462 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068124
StatusPUBLIC

Content hashes

Canonical textb956e7f3466ef3515194f378ef1744f925e4424a484bc35d8d48660ed88c02ee
Markdown94673e102b19a0976b9f4d1e4d167769f75a941f5f54da359bbbc2143bb51c7c
PDF
Publication pagec5707359aaac45e9580e3dc95b202e257357aef172478b7ec733a91a68d21a22
Manifest0e9f7c8fbc6657da80e5509d07e1a494ab36b40410a04f59f5def04ebf65f53a

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
SignatureQxHZOI6YKfPsGC35DuB3vvEJ5zQ+C2N2slaYXXDfPb22YtEfKJ58W9+adUVdZLPAi906a5N48oX2u4VOh0o+Dg==
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

2026-09-17T10:30:45.786827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068124
observed c5707359aaac45e9580e3dc95b202e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.768486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068124/manifest.json
observed 0e9f7c8fbc6657da80e5509d07e1a494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.750035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068124/publication.md
observed 94673e102b19a0976b9f4d1e4d167769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.730276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068124/publication.txt
observed b956e7f3466ef3515194f378ef1744f9...
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.