OpenTechnical

OT-2026-000096749

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000096749) never changes.

Identity and time

Publication numberOT-2026-000096749 · never reused
Internal UUID01a0aea0-a4ac-7a38-a45a-4ee75a43396c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096749
StatusPUBLIC

Content hashes

Canonical text69ee52e16ed0375265ede186c424b85746faf63ae64815e124f2ca0b50625e22
Markdowne8266332caf94ffb638c9312726237a7fe7efeb1c6d1c03525ac9b142aaf4488
PDF
Publication pagedcc2356e5b58d1ca6dbf181597d4dedc6b44308886a630269dc59cde18d53cd2
Manifest4c369bec88f8408d791cae9b1fd6a2e00b710b21b463b163d9e08801d1c8fc3e

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
SignaturePmzsfjLj9mq/zztL3+yLumLMfWiWsrlIpSyQbBeadvvQvhwXZ+Y1P8PK+kup7+XciDW5vQzf7oF5R0a/LvLGAA==
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

2026-09-17T09:34:19.530209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096749
observed dcc2356e5b58d1ca6dbf181597d4dedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.511959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096749/manifest.json
observed 4c369bec88f8408d791cae9b1fd6a2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.494903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096749/publication.md
observed e8266332caf94ffb638c9312726237a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.476512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096749/publication.txt
observed 69ee52e16ed0375265ede186c424b857...
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.