OpenTechnical

OT-2026-000082867

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000082867) never changes.

Identity and time

Publication numberOT-2026-000082867 · never reused
Internal UUID01a0ae97-8cca-7dd4-a793-9c4b17a83f48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082867
StatusPUBLIC

Content hashes

Canonical textd5f09ecbbe607309eaff0ce00fb24adb85621cdf2807bbc27c8755aa813eb81e
Markdown69ea8d5b05b60c3eef8e0138592c952abfb03ad823e5c8a786ad692add6f8d44
PDF
Publication page7856d18403ba6dae89644cb78b0f4a1f000697c8a458dba45ce196b3866a0a5f
Manifest46ccd9294ff50857f73a6f40d43f43f01792a1aa29941dd90cacf678e6abdd68

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
SignaturebkhWSCGke5RTY6scr/x8ICt8+GvQfWcrlowZ6iivdlI+6QVYEjC8Vej+nBezC5T3iNlwCLzGWAy+RcT1nN/VAA==
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

2026-09-17T09:58:32.868109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082867
observed 7856d18403ba6dae89644cb78b0f4a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.851866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082867/manifest.json
observed 46ccd9294ff50857f73a6f40d43f43f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.833715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082867/publication.md
observed 69ea8d5b05b60c3eef8e0138592c952a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.816524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082867/publication.txt
observed d5f09ecbbe607309eaff0ce00fb24adb...
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.