OpenTechnical

OT-2026-000084484

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000084484) never changes.

Identity and time

Publication numberOT-2026-000084484 · never reused
Internal UUID01a0ae98-5b63-7d1c-b531-709f42f2d620 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084484
StatusPUBLIC

Content hashes

Canonical text63816203dab02736efb9c7318ee79b4a32dc090250af514b3d3ca67765429115
Markdown81a5314598095cd4e480ba9b9e27ac45f2ea09c6a9ec234ed094261dbadaa7ec
PDF
Publication page991fb4ee8cd2c1f23db5795b5c86a5ce1078ec364598ef4bb66bd17b594579c8
Manifestcb9e1cff4f2cbaed4881dced8f26ec5a798103f0e6d10d4f417c7e9508abbb75

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
SignaturesqxkoMvz3hecv6hopByqhaNnCrvQIJfv3vGPeCcYpbzmlcnIJSUmqUuhRk/ROmscOl2r6WON0qXMip5/jgapAw==
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

2026-09-17T09:56:27.131687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084484
observed 991fb4ee8cd2c1f23db5795b5c86a5ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.116047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084484/manifest.json
observed cb9e1cff4f2cbaed4881dced8f26ec5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.099925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084484/publication.md
observed 81a5314598095cd4e480ba9b9e27ac45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.083640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084484/publication.txt
observed 63816203dab02736efb9c7318ee79b4a...
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.