OpenTechnical

OT-2026-000041354

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000041354) never changes.

Identity and time

Publication numberOT-2026-000041354 · never reused
Internal UUID01a0ae79-b144-7a36-9dd7-c2e4bd6ef3b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041354
StatusPUBLIC

Content hashes

Canonical text03097ef7cedd1187bed81d9de5a3dcb41d85d81a4f94a284c05e3739d222d207
Markdown4e98095f8578ccd6771a1184d84f8f2f7830ccab07d8d58a22e11e9799df9c3e
PDF
Publication page2051bf3d096550266ca77307f58a27e5e1e8f5196fad7fc806f7ace5e59c3f43
Manifest7ba83ba3fa83c8105d15a1385c16cdcc377f01013cff35b133b6605723a59c50

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
SignatureMq/2hACbbNMq+AK0iCEo9CgvizR9w0YEEfLp/+Ny73PsaY0LiHKt7qU+vA/2Py6jaj5U1JhHPErBdxLxiVW7BA==
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

2026-09-17T11:17:21.309167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041354
observed 2051bf3d096550266ca77307f58a27e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.290920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041354/manifest.json
observed 7ba83ba3fa83c8105d15a1385c16cdcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.273268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041354/publication.md
observed 4e98095f8578ccd6771a1184d84f8f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.256126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041354/publication.txt
observed 03097ef7cedd1187bed81d9de5a3dcb4...
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.