OpenTechnical

OT-2026-000083245

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, 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-2026-000083245) never changes.

Identity and time

Publication numberOT-2026-000083245 · never reused
Internal UUID01a0ae97-c963-73c0-aab6-908f91afe964 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083245
StatusPUBLIC

Content hashes

Canonical text0d5d4acf48e183ae9533319dc6a151f98f3de6bc6c35ac625c0e34619cb3e839
Markdownfcdcc1d1260c74124e736b45eaf67b540f1b8cc4b26c0dbfd24beb27eead663c
PDF
Publication page2313898a366f177333f18638753160ef686636541a56ecf276b7c6b818a346ee
Manifestc37898ffce0a59bedeb9aff66c9238d42d3c2799c2445776b3759912dc40cc02

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
Signature5zh0f2//8MO0Lc4krtoYh5ElmQTlDw43K6dX5+QO6+5VVw8uhg234OwS9d/UUoxzPfT/oYYMDIuCouTcNI5fBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:01:14.135722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083245
observed 2313898a366f177333f18638753160ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:14.115893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083245/manifest.json
observed c37898ffce0a59bedeb9aff66c9238d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:14.095497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083245/publication.md
observed fcdcc1d1260c74124e736b45eaf67b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:14.074785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083245/publication.txt
observed 0d5d4acf48e183ae9533319dc6a151f9...
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.