OpenTechnical

OT-2026-000025751

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000025751) never changes.

Identity and time

Publication numberOT-2026-000025751 · never reused
Internal UUID01a0ae71-a83d-76c9-87f9-d21708807960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025751
StatusPUBLIC

Content hashes

Canonical text902ed4bc6dc54bd7d3c4b93be155289a03037ce7fbf5cf4bdfb45bdedf59593a
Markdown15945ed4e93ef1b92e0aaddcddc3a03f3445f5ab7a8953163e77de91dcd8f2b1
PDF
Publication pageb46b6b648722238827bc1cd06409e9a24c3ddd2026ce4825b80553f08027114e
Manifest5e8951fd977ff55e96430fcf2d2c70816987513ee9beeed2a0d7c7a6f160ac8d

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
SignaturejbBNL7mApBOShgDUXlWoNtaMOt0IBwA7WTlhugEeTQ8+52TlP2EAm5DZKI/X4WO7fU/FH1H+5T2vKmCXJgplDA==
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

2026-09-17T11:45:57.098022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025751
observed b46b6b648722238827bc1cd06409e9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.080787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025751/manifest.json
observed 5e8951fd977ff55e96430fcf2d2c7081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.059764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025751/publication.md
observed 15945ed4e93ef1b92e0aaddcddc3a03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.041756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025751/publication.txt
observed 902ed4bc6dc54bd7d3c4b93be155289a...
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.