OpenTechnical

OT-2026-000101429

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000101429) never changes.

Identity and time

Publication numberOT-2026-000101429 · never reused
Internal UUID01a0aea4-0e14-763d-8c3c-66e88081f7a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101429
StatusPUBLIC

Content hashes

Canonical text9879aa4fd520996717cb12a39f4f40313e927d0465a708b48fc69e70e891f6f2
Markdownebac5a10cf86f8067b53dbb79ec16dca971c0ea9ae79840185f29a5b1e6c365e
PDF
Publication page6e25279121496fa2bf39580cb1d6e380ca15beb3fa5dbb55d8dea1c3a2144c38
Manifestc913309a0d0d6508fd84a599bf14f889e8e3c7e06dd7451ce762533c894270a7

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
SignatureFrBD1SNzIxs/oGEPnpSXUNmsdfwPxcN4Xzz7OEeO1njZEU0Y9IyKsmZJfLJbHmD3pOKHKcRbYcHjq05jZXkhDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:59.105302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101429
observed 6e25279121496fa2bf39580cb1d6e380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.087395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101429/manifest.json
observed c913309a0d0d6508fd84a599bf14f889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.069684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101429/publication.md
observed ebac5a10cf86f8067b53dbb79ec16dca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.049399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101429/publication.txt
observed 9879aa4fd520996717cb12a39f4f4031...
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.