OpenTechnical

OT-2026-000085412

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000085412) never changes.

Identity and time

Publication numberOT-2026-000085412 · never reused
Internal UUID01a0ae99-aaab-79f8-9339-0c38714ffeb8 · 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-2026-000085412
StatusPUBLIC

Content hashes

Canonical text109cce3d7e753250b3d96e6531480173167c930aa9099c4f8b787f58cba5de42
Markdown19e39d0eecec91b1ffa2ae1292f132328fc676ebe4775d2ca6f4f699dfe6bbfe
PDF
Publication page5f38a4d8933202e1c9417bb28eac0ac78149f6ed8569033cbac642bf42bf0d09
Manifest2a686b68f6f2c6e6cea3a761e5f30e681dd88a1cc5e9c67002db0e2afb48d973

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
Signatured/sikpO2NtCWyR81+adpKfMHsLAe0St9g/xpWc07RNntmYR9/up672x6d0ywLpdlZeWEK5TePjetz3oSzcUNAQ==
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

2026-09-18T04:23:06.474006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412
observed 5f38a4d8933202e1c9417bb28eac0ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:06.457188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/manifest.json
observed 2a686b68f6f2c6e6cea3a761e5f30e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:06.436895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/publication.md
observed 19e39d0eecec91b1ffa2ae1292f13232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:06.393814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/publication.txt
observed 109cce3d7e753250b3d96e6531480173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.994932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412
observed 5f38a4d8933202e1c9417bb28eac0ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.974878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/manifest.json
observed 2a686b68f6f2c6e6cea3a761e5f30e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.958512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/publication.md
observed 19e39d0eecec91b1ffa2ae1292f13232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.939974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085412/publication.txt
observed 109cce3d7e753250b3d96e6531480173...
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.