OpenTechnical

OT-2026-000011352

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000011352) never changes.

Identity and time

Publication numberOT-2026-000011352 · never reused
Internal UUID01a0ae6c-88fe-7160-8ad4-306f1098c62e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011352
StatusPUBLIC

Content hashes

Canonical texte3aa275ac546b0feec81447490a6f4dc04ca98ee8b5d19af6ca7149b8f3383bf
Markdown4103b40a4ae4b5d232544bacbe7601eed51f5010c950ba6f33d4a9cc0393a604
PDF
Publication pagea5f78314c0fd124d145148723125b4538f5e14ed4e8b4690fafef19187421b6e
Manifestf2684f1a10af6d5ce072c5347a621cefcd52ee4e942869a48d247e925dbb74e8

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
Signature+U2N7lzE+rEKcrqUqhnHFKhy0u8prNvJI0RBYh9AP4cFhvu+ukBRGajLN2Pu8gtVcKpZegTa8db8HJMGVnNDAw==
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

2026-09-17T12:13:04.917968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011352
observed a5f78314c0fd124d145148723125b453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.899824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011352/manifest.json
observed f2684f1a10af6d5ce072c5347a621cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.879947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011352/publication.md
observed 4103b40a4ae4b5d232544bacbe7601ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.859920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011352/publication.txt
observed e3aa275ac546b0feec81447490a6f4dc...
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.