OpenTechnical

OT-2026-000094588

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094588) never changes.

Identity and time

Publication numberOT-2026-000094588 · never reused
Internal UUID01a0ae9e-f4e9-718a-812b-33818af74fb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094588
StatusPUBLIC

Content hashes

Canonical textf4de9b5674e7746b27886deef0101a46e4740f87ba8faf0888f606d6a77bbe9c
Markdown59259035efe5d4daf451cf43cade3632f2d5e4f7be00195ca4f4109bacdcd422
PDF
Publication pagefc44d3773ebf53fda47f49d29907146ff1aa8b1cd0d0591fd6eecc03c370a779
Manifest442317f94825311f2594af5f15fe4cc4faab95f349d5e04e90d0d67c0a43ddab

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
Signaturevs68dJ5PGnkUM0wx8t50XV4bu4Hw8uQdWl6Hn7WG0QEobK01wtaQECmeNSanemWWRiw1L6ahDY4oqwQ8BzwADw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:02.807201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094588
observed fc44d3773ebf53fda47f49d29907146f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.787346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094588/manifest.json
observed 442317f94825311f2594af5f15fe4cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.768916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094588/publication.md
observed 59259035efe5d4daf451cf43cade3632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.748366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094588/publication.txt
observed f4de9b5674e7746b27886deef0101a46...
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.