OpenTechnical

OT-2026-000005092

Publication integrity record

Porous face vacuum gripper, per zone isolation, four outlet manifold, pump fed, contact triggered

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-2026-000005092) never changes.

Identity and time

Publication numberOT-2026-000005092 · never reused
Internal UUID01a0a92d-99c4-78e3-bff0-cb769c6acb8f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:45:33.127292Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005092
StatusPUBLIC

Content hashes

Canonical text340dbd99bbe007132308c8d777dba3877862e5e61776d0b8289c268c64471d25
Markdownfc505553db96a805ebf57d5776b08d1a0eed6d0d11422028bfcd44f84a848717
PDF
Publication page8cd001caed4ebd9acb243e3a760a3b9ca7351bde1631cca90ccd04eae6c0ec43
Manifest5ddc94ddafb72240bcbead3da7770460ae8dc1a0dcda114bb6505366a1949e9b

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
SignatureWnEKPgEOx/sAPJduFArrfd/HQhAVDoBZk0Zsa2jh9F9cRl0TTanFjCFLevIr0QzP8gebQjh7L8Fa0nLYSdsLCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:16.421914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005092
observed 8cd001caed4ebd9acb243e3a760a3b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.411272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005092/manifest.json
observed 5ddc94ddafb72240bcbead3da7770460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.397763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005092/publication.md
observed fc505553db96a805ebf57d5776b08d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.385972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005092/publication.txt
observed 340dbd99bbe007132308c8d777dba387...
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.