OpenTechnical

OT-2026-000025393

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000025393) never changes.

Identity and time

Publication numberOT-2026-000025393 · never reused
Internal UUID01a0ae71-5fa7-7528-bb50-4caaba1d6121 · 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-2026-000025393
StatusPUBLIC

Content hashes

Canonical texteb147ab83dfdcad98fcddff0bccb597f3d4554ed4ea4384f70ec8ddd613a60e6
Markdown5cfb2dbe10aa508a5f41d33882c40975d551d22796e30bf86b1af3cbd13f72e2
PDF
Publication pagea4a33bc1333b34642a6f10bba392e2d4b4d3d3ae078189f097c50ab05e682f1f
Manifestdd14c01ba29fbf789a736fb0698e23ce07e7fcb233a75d1b7e5b7d5dd039ce47

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
SignatureIGKLd3WcTw9+dOmhxQn7fHXaLmDVsNBfmjFerrIKKyM37VIdr4Mw8DQM59gKRPytdPa5nvoAJufQg7FbeazcDw==
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

2026-09-17T11:47:27.669176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025393
observed a4a33bc1333b34642a6f10bba392e2d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.652695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025393/manifest.json
observed dd14c01ba29fbf789a736fb0698e23ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.635141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025393/publication.md
observed 5cfb2dbe10aa508a5f41d33882c40975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.615705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025393/publication.txt
observed eb147ab83dfdcad98fcddff0bccb597f...
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.