OpenTechnical

OT-2026-000046817

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000046817) never changes.

Identity and time

Publication numberOT-2026-000046817 · never reused
Internal UUID01a0ae7e-d0f4-7cc1-b645-525eb1c901a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046817
StatusPUBLIC

Content hashes

Canonical texte1f3fa1c39fbedcc9c2f5059763dc9b9be0fbb4eb5a46ecf0d034bd7ef7961b9
Markdown7295385162470a78be87f8c82c20f00b37bf8fa3980fb02ee5965d0c16fc6799
PDF
Publication pageab652a4553cb920e90ff4ae18eff8c5fb8a4435bc82710968ee17c11e6c7e4be
Manifest7febebe5a878fa015bb977dcd66609aa9af3aff7392cea7d77df97e11d623b1d

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
SignaturekQZhmC2C/V40aKtOsh9dvgXbr5SOAvTpt70WgMOSyu19hzulqANlsOCpHlFchgQw++dssh9xWtUcEUc7Thq5AQ==
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

2026-09-17T11:06:54.516657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046817
observed ab652a4553cb920e90ff4ae18eff8c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.500368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046817/manifest.json
observed 7febebe5a878fa015bb977dcd66609aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.482067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046817/publication.md
observed 7295385162470a78be87f8c82c20f00b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.465027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046817/publication.txt
observed e1f3fa1c39fbedcc9c2f5059763dc9b9...
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.