OpenTechnical

OT-2026-000022547

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000022547) never changes.

Identity and time

Publication numberOT-2026-000022547 · never reused
Internal UUID01a0ae6f-f4ff-79a3-831a-9892d745c13f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022547
StatusPUBLIC

Content hashes

Canonical text8a48f3c7dae2fb7088d9bf17fa751cbae6cf74d0d7038fbcd94caa6cb0759316
Markdown2fb1d121bab31d755f6c828f9c7770b4a812b66d722c3ae0fb3bc9b92e276f00
PDF
Publication page0112bfa54913dcb9756407c04dfa50ce66a602ff31ee4becf4fc99acdf575065
Manifest0bd2d99f83ed708c462a49fc2de097979bcb9be7be1ae82c2c0e4774fd6e3708

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
Signaturekkl19/46+9zKe3db+TL8Vnl/WE7x2ScQt+JE/4o+BYNNkX/0OvnsTa2aCFZCf7x6fzWTM7prRxF4pR5ahe7OBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:58.992601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022547
observed 0112bfa54913dcb9756407c04dfa50ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.975328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022547/manifest.json
observed 0bd2d99f83ed708c462a49fc2de09797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.958146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022547/publication.md
observed 2fb1d121bab31d755f6c828f9c7770b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.941767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022547/publication.txt
observed 8a48f3c7dae2fb7088d9bf17fa751cba...
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.