OpenTechnical

OT-2026-000086063

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump 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-2026-000086063) never changes.

Identity and time

Publication numberOT-2026-000086063 · never reused
Internal UUID01a0ae99-e82b-7476-af6c-124cfce8a1f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086063
StatusPUBLIC

Content hashes

Canonical text8d7f61cfe292f00d818834deb3232a4589b1437c727840758ec08b53b8c9da6e
Markdownb9b85b53157487c36f2525b35894d5664794ec1554d7a5ef688654d218c28ebc
PDF
Publication pagee897c8fabb1e89fb3fc8565bee610624ae595dc67776a7ce6166e40ce48f1080
Manifest6f547b154847c66a2b571c3e9734d69cdf463e8673dbb73de3711b5b5f9ec2b0

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
Signature9n0CeJUGp1MGdqFLUgn3VffF2bYkWVKGky10IKYKbBjB3CypTu9HxP4WEdY7vWnkAXU7oj0Sl2qs1WzkB+nnCw==
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

2026-09-17T09:53:03.652806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086063
observed e897c8fabb1e89fb3fc8565bee610624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.637325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086063/manifest.json
observed 6f547b154847c66a2b571c3e9734d69c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.620882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086063/publication.md
observed b9b85b53157487c36f2525b35894d566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.604848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086063/publication.txt
observed 8d7f61cfe292f00d818834deb3232a45...
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.