OpenTechnical

OT-2026-000083979

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000083979) never changes.

Identity and time

Publication numberOT-2026-000083979 · never reused
Internal UUID01a0ae98-0419-7e29-bfd7-57875f43b5a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083979
StatusPUBLIC

Content hashes

Canonical text4b9febf53ab33987a3f054750cab4bc3ee620710824c4ea5f935f11336b14f8c
Markdown956d836c33df014f39bb14c0f5ffc819137340d69879dc85463d558e8f31c0c2
PDF
Publication page743c6987de372ebf6da74557a3cb8617d5db5bc14978790d72071dd5ecb87514
Manifest5c03af0664be8487ab0479eb78c8ce1edc34d7f59c7d3f786b983a0d0c724332

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
SignaturePxIArtODHThszLqnzJ4KlsfBJ5R5qEqWuxZxkXjsWRBhU7ZWdRlrbJtA2IxJb+I2+RWFNdcdm+r3FbpSzrugCw==
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

2026-09-17T10:00:30.607380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979
observed 743c6987de372ebf6da74557a3cb8617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.585382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/manifest.json
observed 5c03af0664be8487ab0479eb78c8ce1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.562915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/publication.md
observed 956d836c33df014f39bb14c0f5ffc819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.543370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/publication.txt
observed 4b9febf53ab33987a3f054750cab4bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.982862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979
observed 743c6987de372ebf6da74557a3cb8617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.965309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/manifest.json
observed 5c03af0664be8487ab0479eb78c8ce1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.948867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/publication.md
observed 956d836c33df014f39bb14c0f5ffc819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.932803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083979/publication.txt
observed 4b9febf53ab33987a3f054750cab4bc3...
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.