OpenTechnical

OT-2026-000061822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000061822) never changes.

Identity and time

Publication numberOT-2026-000061822 · never reused
Internal UUID01a0ae8b-b8ac-7c67-92f7-89697604bdc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061822
StatusPUBLIC

Content hashes

Canonical textc8eb8996ba86dd3c6f1264b3a554df2b5cb0af19ec7cb02833ec9bd3b291313b
Markdownfceaa1eb3b68a8cdc0ff90f48c1b8e371666a60feeeb0c94adb0f6aa53a5ba5f
PDF
Publication pagee6fd0f2a4d3eb2e2c1349fa480f55e53c730353faed5ef484e340f8b3108f60d
Manifestc4b1f966752da1d9b29bd98fa8ffe4857a7057a2ba268491c6dd4c49d0e26678

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
SignatureykHc9eUhU29tRIdEP7aMWETodez0RzsDVQ5uVUnL8FqkSveZy83XeLgoxFpaGXtSMNa7KGyIIwcIloy4qHMHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:33.435192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061822
observed e6fd0f2a4d3eb2e2c1349fa480f55e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.414683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061822/manifest.json
observed c4b1f966752da1d9b29bd98fa8ffe485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.394086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061822/publication.md
observed fceaa1eb3b68a8cdc0ff90f48c1b8e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.373542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061822/publication.txt
observed c8eb8996ba86dd3c6f1264b3a554df2b...
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.