OpenTechnical

OT-2026-000006036

Publication integrity record

Vacuum cup gripper, two stage ejector, contact triggered, sustained blow off after 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-2026-000006036) never changes.

Identity and time

Publication numberOT-2026-000006036 · never reused
Internal UUID01a0a94d-0532-7ab6-b232-fe9661bfa1ab · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:52.246627Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006036
StatusPUBLIC

Content hashes

Canonical textdd709d14a8fcb0c6565f17a3caf31de6a9eebc5070df296a2c5ad0f708058623
Markdowneb2d4da9e6808baa88657ee12e91dcdf4c284a18ee23dd803646f5f481ce550d
PDF
Publication page751c9a3840e69c84a1065e09873c38d918f410772ff1c377fcd9b83652acd2d0
Manifestedea0f8144ea653e20dc419b2dcaddcf4e70b4377df03cdf708658dccf063bc6

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
Signature5xvvZvCyzKnRzfvQ8c83c20pukHv1o41Q39LokskrxxLBR6Ftpeza8f7Ugk7emyOqWc67uxci1+ym2jxmYwMDg==
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

2026-09-16T08:20:02.913722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006036
observed 751c9a3840e69c84a1065e09873c38d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.896159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006036/manifest.json
observed edea0f8144ea653e20dc419b2dcaddcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.873233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006036/publication.md
observed eb2d4da9e6808baa88657ee12e91dcdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.482772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006036/publication.txt
observed dd709d14a8fcb0c6565f17a3caf31de6...
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.