OpenTechnical

OT-2026-000025404

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000025404) never changes.

Identity and time

Publication numberOT-2026-000025404 · never reused
Internal UUID01a0ae71-5fa7-7587-9655-eb7d968e0eb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025404
StatusPUBLIC

Content hashes

Canonical text3b38595fbacd8a4d5e7019773eb260a5183c28bdd6b3e26fa0fcee0d712a161c
Markdown1263f3634fcc535c1c4fb7a8e15e5c179e329f886e0ce342c8d84c7b869eb10c
PDF
Publication page5010f48aad7bcf07fc3f75c7ab6b6f4cff0cc2e1ca38c6971c3b980592d813a1
Manifeste25560dce9ad9c548b96be6978acc8df974af8ef65aab48cac791eedd69d2541

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
SignatureiBqANI20IqpnAyimq1J1Tky+erc0iL4CypeNs2eXp6H1uIjbEzXNliKErExFcJ8D8+2ux/OlUwBrgK/pJw7HBQ==
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

2026-09-17T11:47:28.520470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025404
observed 5010f48aad7bcf07fc3f75c7ab6b6f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:28.502871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025404/manifest.json
observed e25560dce9ad9c548b96be6978acc8df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:28.485692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025404/publication.md
observed 1263f3634fcc535c1c4fb7a8e15e5c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:28.467508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025404/publication.txt
observed 3b38595fbacd8a4d5e7019773eb260a5...
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.