OpenTechnical

OT-2026-000085528

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000085528) never changes.

Identity and time

Publication numberOT-2026-000085528 · never reused
Internal UUID01a0ae99-aaac-73a6-9979-4329b0e3db5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085528
StatusPUBLIC

Content hashes

Canonical textf1c6c12d77b3d635b39b3b53ef84b05640b73207a9d59b5c5b711afdeeb8caf8
Markdown547d3cf1db4a9892e474b0f57572589174abfed154e759b03d823c1b10e23bb0
PDF
Publication pagee3c24dd69bed54342e77232a1c886e0fe3300cb4ea0c0d565d0f86b919cb05a5
Manifest828df3215b0cf40d9ff2278f73bef737f540bc06d8b8e32cef0c4f55512d730b

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
SignatureDO6mRdKOg/N8NSNhu6Y6lVuHVM/oDNRhLQM/5juNwxKg2u2Cpmn0OlfNFqt0foF5MSCaA2IcGMwkKg1GPNNjCA==
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

2026-09-17T09:54:20.769730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085528
observed e3c24dd69bed54342e77232a1c886e0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.753202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085528/manifest.json
observed 828df3215b0cf40d9ff2278f73bef737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.735478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085528/publication.md
observed 547d3cf1db4a9892e474b0f575725891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.717849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085528/publication.txt
observed f1c6c12d77b3d635b39b3b53ef84b056...
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.