OpenTechnical

OT-2026-000008950

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, vented 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-2026-000008950) never changes.

Identity and time

Publication numberOT-2026-000008950 · never reused
Internal UUID01a0ae6b-31b7-71bf-a207-4b044ae5efac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008950
StatusPUBLIC

Content hashes

Canonical text8395164dd6f9c17d930de7eca2ac5d4942bb2ac1611481bf4c0f65109ce66cfd
Markdown6ff367e3c0638260fef7529ae26ff2722646c0d77ed50754cd248d0a0965e438
PDF
Publication page69acbb61bbb4222d2253e9be0678f8bd91dc0dc89d9e35c6d2d8f391967c3992
Manifestb88762647d028d1baa3753ae98c67f8817c9e1fa6ff75611bce9fe6d2b1009a6

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
SignatureBRMmepvSOlSWEQIKEGjBn/+wxSrqGHnZ4UvApnYPl2mJaJsPoBN9U4XACFt7nfVRGdSGx1CRm/udT4CFn4BbCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:33.879199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008950
observed 69acbb61bbb4222d2253e9be0678f8bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.861233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008950/manifest.json
observed b88762647d028d1baa3753ae98c67f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.842743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008950/publication.md
observed 6ff367e3c0638260fef7529ae26ff272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.821385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008950/publication.txt
observed 8395164dd6f9c17d930de7eca2ac5d49...
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.