OpenTechnical

OT-2026-000095941

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000095941) never changes.

Identity and time

Publication numberOT-2026-000095941 · never reused
Internal UUID01a0ae9f-fac8-706d-93ea-f0c7a33ceed6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095941
StatusPUBLIC

Content hashes

Canonical textcb7a4e3083d0e36857bd4d81de05c086fdd7dc05b490834a301ad052c77f2b1b
Markdown3386942a888b18e529794621a458a1b76f26c412492fe193deeee8452d3de40b
PDF
Publication page970da440ae996486c1ee79794603b797a7ff3466b1514b4a38a6d51ecedf576a
Manifest64e551d406c3a136a512f6bc75b6a5e3145ab5634bbcd54282bcf208eb6ac032

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
SignatureECknkWlZXCdldScX0Zt0Gc+vfv/06WZ3JdI72Kcve4aSvPMdptOOeTLjs2S/9X9PMdT0B42DGcaj2IS4DUCoBw==
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

2026-09-17T09:36:03.046575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095941
observed 970da440ae996486c1ee79794603b797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.026189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095941/manifest.json
observed 64e551d406c3a136a512f6bc75b6a5e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.008726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095941/publication.md
observed 3386942a888b18e529794621a458a1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:02.989202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095941/publication.txt
observed cb7a4e3083d0e36857bd4d81de05c086...
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.