OpenTechnical

OT-2026-000099925

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000099925) never changes.

Identity and time

Publication numberOT-2026-000099925 · never reused
Internal UUID01a0aea3-1473-7b86-8089-5afac29f8c30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099925
StatusPUBLIC

Content hashes

Canonical textcfe2a5cfe4ef88fde44ac4051ad80fa97669e2459419836d4f889354a914efb4
Markdowna59c5df3a3b89b0a4aa02c89e6e72545e36188ec9a3ab1631713446bc784478e
PDF
Publication page434acb189a57e8e4c08f09646d675c8ed66d0315149a00a9a6480a0dbc5f2bf7
Manifest1ff8fc130bb72b96a7a8f0abe68708f7544ea92a322ac69c4c669678b8657149

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
SignatureNz9slj/uvsRTV97u08BlaixL8szLLb8wZKl9bl2zyXUrbh8NxO5wecFv5PqqqJGvodn8oafARfRf702zZuRGCg==
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

2026-09-17T09:30:34.212553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925
observed 434acb189a57e8e4c08f09646d675c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.196623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/manifest.json
observed 1ff8fc130bb72b96a7a8f0abe68708f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.177028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/publication.md
observed a59c5df3a3b89b0a4aa02c89e6e72545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.158503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/publication.txt
observed cfe2a5cfe4ef88fde44ac4051ad80fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:49.766070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925
observed 434acb189a57e8e4c08f09646d675c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:49.746978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/manifest.json
observed 1ff8fc130bb72b96a7a8f0abe68708f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:49.728448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/publication.md
observed a59c5df3a3b89b0a4aa02c89e6e72545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:49.711671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099925/publication.txt
observed cfe2a5cfe4ef88fde44ac4051ad80fa9...
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.