OpenTechnical

OT-2026-000104267

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000104267) never changes.

Identity and time

Publication numberOT-2026-000104267 · never reused
Internal UUID01a0aea5-3420-7098-9986-9d4e808973ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104267
StatusPUBLIC

Content hashes

Canonical textac46d7d7f862ea167d61738806b847ded725cbb4cfdd3d99b600d657717f5c54
Markdown2581c0e4c14483a9efd2f089faf614d807871574bad40f78c99a55b91cb0918a
PDF
Publication page25d168030cdc8c0e91cba65f4ce47dd7d1bcf40f821d1beda6370d9076afe24d
Manifest2dbd9a44937968753d58b772bbe2e40a5dc954fb2a79a9a98eabdfcb665013f7

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
SignatureMiQ5KSAoivbUMUgXlCmXz9OlKzCUVu9xK0Q+4zKkPs94zcJd2VjjK6LPtdY7heyMXYH8pY80os3TU238Xhn8Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:22.880194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104267
observed 25d168030cdc8c0e91cba65f4ce47dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.862758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104267/manifest.json
observed 2dbd9a44937968753d58b772bbe2e40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.845197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104267/publication.md
observed 2581c0e4c14483a9efd2f089faf614d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.828432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104267/publication.txt
observed ac46d7d7f862ea167d61738806b847de...
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.