OpenTechnical

OT-2026-000092285

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000092285) never changes.

Identity and time

Publication numberOT-2026-000092285 · never reused
Internal UUID01a0ae9d-875b-79f3-ba58-de46bcf3f1d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092285
StatusPUBLIC

Content hashes

Canonical text92427b5d649c9c376fc51131f93b50684c2c6610cd7bc8ef322a946135d811b1
Markdownf76261aaa9913b4cb828e9d6ee99a861902401eeb748b09c83e1e48a0364b628
PDF
Publication paged68faa11c1929009e3221267647bdc80ed127a13452c4a32ddf394aaf720793c
Manifest1c6bc277f9566ed0137c1225cd21444970020a0975199d2cb2522e35d0001ed0

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
SignatureHMwlW4zYUMMmnfCPGmHvC9swBoFOvN61S/iBHcNQdhfx6tjPvSCYcI512ifiLEffT2okzK4X30gG9ICwWrgSCA==
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

2026-09-17T09:41:49.278913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092285
observed d68faa11c1929009e3221267647bdc80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:49.256359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092285/manifest.json
observed 1c6bc277f9566ed0137c1225cd214449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:49.231569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092285/publication.md
observed f76261aaa9913b4cb828e9d6ee99a861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:49.210788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092285/publication.txt
observed 92427b5d649c9c376fc51131f93b5068...
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.