OpenTechnical

OT-2026-000064719

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000064719) never changes.

Identity and time

Publication numberOT-2026-000064719 · never reused
Internal UUID01a0ae8d-deb9-7046-bf37-e2e31663ddc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064719
StatusPUBLIC

Content hashes

Canonical text937d08814bc4365a6ec0a7a1c51235dede90282744db3505198088b6e18afb6b
Markdownee4c5a889fcca329ac6c1ee218a59fd6141035fe0894e8be8dab667cbe66cdbc
PDF
Publication page15247a5cef172100ca2400e5cc9da9bf1249aee3103dec0ff30a7c9b183bc6c4
Manifest8a7204680e8bf7f60f1bd1c1dfbed393a36cb39fdbc6552912f9213c1f1c181a

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
SignaturekSRDkejHBXmUS867HPZeM4p9Xu9+dL1DZUrL6uu2NpYcaRYeMIcTQlOqwQyBQirMlZpCmynz+/mOSCJuBzj5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:35.606168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064719
observed 15247a5cef172100ca2400e5cc9da9bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.588933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064719/manifest.json
observed 8a7204680e8bf7f60f1bd1c1dfbed393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.570233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064719/publication.md
observed ee4c5a889fcca329ac6c1ee218a59fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.552037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064719/publication.txt
observed 937d08814bc4365a6ec0a7a1c51235de...
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.