OpenTechnical

OT-2026-000045141

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000045141) never changes.

Identity and time

Publication numberOT-2026-000045141 · never reused
Internal UUID01a0ae7c-f769-730b-be95-2b0e5903540d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045141
StatusPUBLIC

Content hashes

Canonical text0a351b152137186213ee002d3413429c59fb77a742f3464363ca21401e729114
Markdownc85ee233b504f2167664eb11e761b028e6274d5e3bfd92635421d66831e97a58
PDF
Publication pagecffd59cb22fe9337b40150c6fce98054a8710bc182e5ac14a547ffc0b2155967
Manifestc59c14f059c6eb0d4ad6f856c1240b2b49f19248b34b7ffbb439a45b253e6dca

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
Signature8m/X01oTVSPxGffjqc/M1Oj8SPMLEs0U5PdRGsGKs7zdVCUYC1scdDU7uhMol4ivmzUvxZahnaYZc7++hShPCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:17.596393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045141
observed cffd59cb22fe9337b40150c6fce98054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.578626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045141/manifest.json
observed c59c14f059c6eb0d4ad6f856c1240b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.560397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045141/publication.md
observed c85ee233b504f2167664eb11e761b028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.542050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045141/publication.txt
observed 0a351b152137186213ee002d3413429c...
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.