OpenTechnical

OT-2026-000083783

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000083783) never changes.

Identity and time

Publication numberOT-2026-000083783 · never reused
Internal UUID01a0ae98-0417-7f9d-b159-9e057b9b4824 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083783
StatusPUBLIC

Content hashes

Canonical text69a2d768308648d78e8e2e40d87fa6403128207c12251e6f2de4f379d3d943a4
Markdown7fec934717da0c80df61f60080a5aef1fac818e9299ab8d2ade0487290dd0b72
PDF
Publication page2499fdce66e8d26cd45ea8d5b61d2f0ec24b7ca0a310d6f04c6e9f47dfcdba03
Manifest8f27d493f602c47e1884d0968f4a45a1858f955b6054a74a4746d3147101784c

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
Signature3YsF1QE2RQlMG2t656p1JPXjwmbeerZhXtHYl2rJchXLDrI/wej1Si5U7Lh/4QHDEEbB0ZnsUbg5dfR5nUgrAQ==
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

2026-09-17T09:57:25.648820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083783
observed 2499fdce66e8d26cd45ea8d5b61d2f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.631612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083783/manifest.json
observed 8f27d493f602c47e1884d0968f4a45a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.613893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083783/publication.md
observed 7fec934717da0c80df61f60080a5aef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.597146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083783/publication.txt
observed 69a2d768308648d78e8e2e40d87fa640...
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.