OpenTechnical

OT-2026-000069907

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, pulsed 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-2026-000069907) never changes.

Identity and time

Publication numberOT-2026-000069907 · never reused
Internal UUID01a0ae91-1860-77f8-b1f5-11a4712b598e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069907
StatusPUBLIC

Content hashes

Canonical text720974e9b98e938f1637dd9f037e3afe4d3558462baa5b91020e233e8bc2aae0
Markdown939088b832f966224a59ca2211d6a1c625225c49053796c18da8346158824905
PDF
Publication paged5e0e97ac5bb7b7c45292450dc359c7073f5f58c3199d3502931586297941a0c
Manifestbe94f44004e02344ae72aaf62075f5fc8ddb5d8646ca08a0543de3805aad9aaa

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
SignatureCBYPXq6ysx3uPHlMeQb2TM089HjstsyYeSYcAUqJbmQ3hPRAicPEout8mM3ZfKcrHraZss6FqJ1uxJqB2URoCA==
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

2026-09-17T10:26:44.557075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069907
observed d5e0e97ac5bb7b7c45292450dc359c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.538812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069907/manifest.json
observed be94f44004e02344ae72aaf62075f5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.522207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069907/publication.md
observed 939088b832f966224a59ca2211d6a1c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.505379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069907/publication.txt
observed 720974e9b98e938f1637dd9f037e3afe...
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.