OpenTechnical

OT-2026-000099570

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000099570) never changes.

Identity and time

Publication numberOT-2026-000099570 · never reused
Internal UUID01a0aea2-c975-7a40-8bb1-95c2efd15b76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099570
StatusPUBLIC

Content hashes

Canonical text7f590c1c20513a9448ccb78060ab296eaa819046c64ad63ff1e2780ff4ed4ee4
Markdown40b831ec5114bb24fc39789b0ba388ecd4da87910b3c8240ce7f571d0baaae86
PDF
Publication pagec10f9a59f4494b6657e5e81923ba80de36d3e97d585384d5bea82ca92b780b37
Manifestdc8267bca8e253e7b75810b70670db369fbcdd1d83b18c00e260d6ead76e141c

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
SignatureiR4/X6DHmnYDSvM5zMx7pcY1xURGG4+vD6OiUZlcp2Z39qem0oDeek9OpLaNxV0HWIC5GEN3OT4iza9e8crvAQ==
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

2026-09-17T09:29:29.133829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099570
observed c10f9a59f4494b6657e5e81923ba80de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.114482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099570/manifest.json
observed dc8267bca8e253e7b75810b70670db36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.095299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099570/publication.md
observed 40b831ec5114bb24fc39789b0ba388ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.076418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099570/publication.txt
observed 7f590c1c20513a9448ccb78060ab296e...
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.