OpenTechnical

OT-2026-000015906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000015906) never changes.

Identity and time

Publication numberOT-2026-000015906 · never reused
Internal UUID01a0ae6e-0c4d-71a1-9e77-fe62b2b5e60e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015906
StatusPUBLIC

Content hashes

Canonical text31402850bf3964274f6a89bff2e6429e99baade89e81582c4427230e910daef3
Markdown0af774649055d4c5e68c84e3c7723ed2f735e5ab47a133ffaf2fee542c2e0cc1
PDF
Publication pagedf4849e7b27b9cab2202843a7a0bd9b767430aa7e86d68e77c45874428dc0470
Manifestfd66f303c9758dc476bb2d42b9e249dc55852ce1d6172a4b5a2a8ed905a5c579

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
SignatureagGTYKrgCu214xCf9JrNU9fT91dfaLOQW0v84Hwp0ecUfcTqdT6xJVyQ4RZM+hCh8+MHyLA0OUDS+GnRFLVeCg==
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

2026-09-17T12:05:22.056902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015906
observed df4849e7b27b9cab2202843a7a0bd9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.039165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015906/manifest.json
observed fd66f303c9758dc476bb2d42b9e249dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.019530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015906/publication.md
observed 0af774649055d4c5e68c84e3c7723ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.000155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015906/publication.txt
observed 31402850bf3964274f6a89bff2e6429e...
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.