OpenTechnical

OT-2026-000046127

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, pulsed 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-2026-000046127) never changes.

Identity and time

Publication numberOT-2026-000046127 · never reused
Internal UUID01a0ae7e-032b-71a2-86eb-feefb7b21343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046127
StatusPUBLIC

Content hashes

Canonical text9c1230905a46602e31159c1e703b61348db098cd7d600103c5dd0c9f22a23e99
Markdown58ee75d804a49315fea5c9d22d048b4317a1490469213a9904963d416333db3c
PDF
Publication page2024258d5704a8a5a325d4a2f876a8e99722e1932208e7ee54084be253e19461
Manifest7a147c0d29e614bae654b38279609ecaf09fb32a52b6db3b0b16dc9f24a0c531

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
SignatureMG+hhus+H9ZkDNKDAmJuJbaztppB0HSiEWecpuzVO0TzCV+4O/NBJxfApvEAtcyJ4hAYG4cf5ELe6WaWYuVGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:06.726678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046127
observed 2024258d5704a8a5a325d4a2f876a8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.707346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046127/manifest.json
observed 7a147c0d29e614bae654b38279609eca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.689746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046127/publication.md
observed 58ee75d804a49315fea5c9d22d048b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.672848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046127/publication.txt
observed 9c1230905a46602e31159c1e703b6134...
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.