OpenTechnical

OT-2026-000009300

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000009300) never changes.

Identity and time

Publication numberOT-2026-000009300 · never reused
Internal UUID01a0ae6b-31ba-737d-88d8-00eca176bbc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009300
StatusPUBLIC

Content hashes

Canonical texta9f471036b1f60a6939ec0a6b2b97edde1df04cb3c01b941d0ab6d5c3d92b93c
Markdown6d87f2bc58578b1c0766b48524a9b9c58f109c2dc95bb27afca0549fab6b9192
PDF
Publication page740f6bb94b0bdbc44975ab5bc4f57db1e9147cf2850722e0a92378b01cb7bfc5
Manifestbf9af1729554f8e5ef36a491df935327ddabdec00fc9a2016d7e2d68c2339b37

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
SignaturemrG8KfCsi2kspBviJF6vUs65K7aTxTds8iIeCjkl+T43Iz8sp8cgFQl+GPWSW/Z0trw13a5Gl7w5qH9m78LGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:04.384497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009300
observed 740f6bb94b0bdbc44975ab5bc4f57db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:04.361485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009300/manifest.json
observed bf9af1729554f8e5ef36a491df935327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:04.341938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009300/publication.md
observed 6d87f2bc58578b1c0766b48524a9b9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:04.321716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009300/publication.txt
observed a9f471036b1f60a6939ec0a6b2b97edd...
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.