OpenTechnical

OT-2026-000015483

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000015483) never changes.

Identity and time

Publication numberOT-2026-000015483 · never reused
Internal UUID01a0ae6d-ef4a-72f7-98d8-80c1d3536ff4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015483
StatusPUBLIC

Content hashes

Canonical text48e2a003c3040686a5aea70d536c401db094100f0109dd4110f0f97521ef907f
Markdowne244c5a259487f9b8228691918cdeee69bcf6a95345386f45ac8adfb933f4b74
PDF
Publication page82e016d69f037aaad40afc5fa90389f2fad555a3796cb048d8dd02b7c0bc32f1
Manifest66550285f818fcdd9fad5d03ed445b745cb183550760abfcd7089b6b8aff4002

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
Signature8JUvgGonvVP38sBxGNQBPxIQT33N5/Z6H5nb5lPtXlmfxyrFTddcsJSdkNcMYZu8yKC4jmXAcz5zMv8G1ToNDQ==
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

2026-09-17T12:06:14.675120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015483
observed 82e016d69f037aaad40afc5fa90389f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.657129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015483/manifest.json
observed 66550285f818fcdd9fad5d03ed445b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.624385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015483/publication.md
observed e244c5a259487f9b8228691918cdeee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.594525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015483/publication.txt
observed 48e2a003c3040686a5aea70d536c401d...
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.