OpenTechnical

OT-2026-000092122

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000092122) never changes.

Identity and time

Publication numberOT-2026-000092122 · never reused
Internal UUID01a0ae9d-8759-74f9-9da3-f2d25dee9f72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092122
StatusPUBLIC

Content hashes

Canonical text2da537e7f5f21be7adc1be230ad3178d6af6d2a5504b6217676422450165d818
Markdown1070d04e92ee85e04924d14321458314ad285b89a30ce1e564e499b61ef41da8
PDF
Publication pageaa8de5cae3be48bad01198c661d48ff34e24972421ace4827c8e2dab9068da12
Manifest15775493d79f60cb45ef72db482d6177256e95adf031c2a67489815330a873a5

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
SignatureQ5CaMfZabCTQMrQziIAo3325lwhBZwVHE40F0Xj18k+4m5GPg0ReDqjf623CNr8DgPU+NPvMQpJWz8lW7s8uAw==
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

2026-09-17T09:41:35.341876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092122
observed aa8de5cae3be48bad01198c661d48ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.324980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092122/manifest.json
observed 15775493d79f60cb45ef72db482d6177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.307059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092122/publication.md
observed 1070d04e92ee85e04924d14321458314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.287474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092122/publication.txt
observed 2da537e7f5f21be7adc1be230ad3178d...
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.