OpenTechnical

OT-2026-000095582

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095582) never changes.

Identity and time

Publication numberOT-2026-000095582 · never reused
Internal UUID01a0ae9f-8f75-7a7e-914b-7b06f1f460a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095582
StatusPUBLIC

Content hashes

Canonical textd544f742fe23e05902ffb6ccba435dd4bb155ed7a793bd851fb6059b68394f1d
Markdown6f013796df7fb0765554a35724e6a811b1a38cf702151afff4ee6f6dac3d9118
PDF
Publication pageca88341d890a602570477e746805bb5ec8e46946f430d6a6cd1b09d110036f99
Manifest0686fadf5328007f448595f1e813496ee42275fd8f4594d47bb3847483c0eb9c

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
Signature2acZiclR31yUFBKayLufyKBBW1zGkrFz8PSDGFJqX6WZZxDYFXEBCQVtEFkjZzQ5ug13lJXUTWRm1VOa3MSVCQ==
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

2026-09-17T09:37:00.090014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095582
observed ca88341d890a602570477e746805bb5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.074577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095582/manifest.json
observed 0686fadf5328007f448595f1e813496e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.057581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095582/publication.md
observed 6f013796df7fb0765554a35724e6a811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.040924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095582/publication.txt
observed d544f742fe23e05902ffb6ccba435dd4...
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.