OpenTechnical

OT-2026-000076486

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076486) never changes.

Identity and time

Publication numberOT-2026-000076486 · never reused
Internal UUID01a0ae94-6a71-7d49-90db-7d921c5c7390 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076486
StatusPUBLIC

Content hashes

Canonical texta52d544bb343066c2c00858eb2ada1f29050b8250e5856302fb35def365e5e19
Markdownaa949d848460b67696f2cbbb1a2ba4351b3cf948577293de9540722d2c736a95
PDF
Publication pageafca133d72d794711f9170d9fdf531f5fbef2e6f0687c7f304a100cded1a15fc
Manifestb3aec6c9d97a331075a2420dbc2971608e2dc423493efa1b1b2e4d5ef1394173

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
Signatureqce2HyXP9UE5wLxWLzEhyYIbElcHGU2pvjDflhTmUWtZqnxDPgRStAwdJ00R2LMpf0jWT3TvtwxlVh+2bY7VCA==
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

2026-09-17T10:12:42.545011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076486
observed afca133d72d794711f9170d9fdf531f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:42.525813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076486/manifest.json
observed b3aec6c9d97a331075a2420dbc297160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:42.508520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076486/publication.md
observed aa949d848460b67696f2cbbb1a2ba435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:42.490125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076486/publication.txt
observed a52d544bb343066c2c00858eb2ada1f2...
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.