OpenTechnical

OT-2026-000103188

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000103188) never changes.

Identity and time

Publication numberOT-2026-000103188 · never reused
Internal UUID01a0aea4-be3e-7958-b29c-566a00127d0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103188
StatusPUBLIC

Content hashes

Canonical text1e191646390cc96a252a704b82eb45ba0d392e197bb022e06cb89e66ea1d0b70
Markdown9763b712d328b6d7ba8a4b73a8c8b1c50fc5044d867912c9c99c8e667bb43fc9
PDF
Publication paged0de3d2b248511043b3ce6ede0d572b88f154c6d487d194ef5d4ad1cf6f8d229
Manifestc06c9bcc06a029f7214dd9163966b98b9b4e174c22b938fbe4a9232cc4a160b7

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
SignaturelU30YMcqMk66LdVOLheSbODroomo85nSrCkjupUsSC84pVGfQOKQn1tJ7qZOmnsTLNK5KXVz8/0McV/2csJmDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:24.638675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103188
observed d0de3d2b248511043b3ce6ede0d572b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.620623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103188/manifest.json
observed c06c9bcc06a029f7214dd9163966b98b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.602310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103188/publication.md
observed 9763b712d328b6d7ba8a4b73a8c8b1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.584818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103188/publication.txt
observed 1e191646390cc96a252a704b82eb45ba...
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.