OpenTechnical

OT-2026-000066927

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000066927) never changes.

Identity and time

Publication numberOT-2026-000066927 · never reused
Internal UUID01a0ae8f-14fd-7569-b5af-16e1e28ba7a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066927
StatusPUBLIC

Content hashes

Canonical texteb0ed62f183445938405100f651e124d62c1c7d444412fd9fe70d8fbb862147e
Markdownf91d491e09b3c6e7ef3da5d429e5229982c68abd2aa635d10a61588186454c31
PDF
Publication paged23849a9cab306b9cade6843ff43624f10d158eaa29b1b0096922765a02fc4e6
Manifest071c4142c0f14605f4514040349c09bf8f51a691b646582a3cc2568982c9f089

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
SignaturePhz5D4G2cn8Ag6nPAJEB3CT7GJ27c2NtwKpPw9asKWvepG+7Y/kK9Lvuw5FO6b87i+L07jAp1vIVUxSjkrlBCA==
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

2026-09-17T10:32:08.175964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066927
observed d23849a9cab306b9cade6843ff43624f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.159662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066927/manifest.json
observed 071c4142c0f14605f4514040349c09bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.140231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066927/publication.md
observed f91d491e09b3c6e7ef3da5d429e52299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.123636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066927/publication.txt
observed eb0ed62f183445938405100f651e124d...
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.