OpenTechnical

OT-2026-000006214

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, ejector fed, contact triggered, rubber cups

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-2026-000006214) never changes.

Identity and time

Publication numberOT-2026-000006214 · never reused
Internal UUID01a0a953-2f49-7e36-8c15-6763bae18b04 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:26:36.236457Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006214
StatusPUBLIC

Content hashes

Canonical text6a7489339f5c8f57a5e46bcc6356948eaeea22cc9a008138fc784cf83bb605a7
Markdowndd3c381c9b7ab0477e89e652d14f3b1454823e46819661c1177a88fe277cc5a4
PDF
Publication page6cb44deac10593002705cb89f2fd0d49ec6c85da6c21089ae5ff57d787c2b849
Manifest183328f8276989ed1f899e2ef7c4d0fb26c5f4bb5546d897dbc4de329cf37d34

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
SignaturecaFK3Sm/7jYYbJnJCyxIPXd/wnh/nsy+c1kiTFXDL9xcA6qAHpqLHT+2aqUj2UbpcsoeSF91OmpzOAKaoyBZCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:14.220815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006214
observed 6cb44deac10593002705cb89f2fd0d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.209881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006214/manifest.json
observed 183328f8276989ed1f899e2ef7c4d0fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.196255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006214/publication.md
observed dd3c381c9b7ab0477e89e652d14f3b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.182796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006214/publication.txt
observed 6a7489339f5c8f57a5e46bcc6356948e...
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.