OpenTechnical

OT-2026-000046268

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000046268) never changes.

Identity and time

Publication numberOT-2026-000046268 · never reused
Internal UUID01a0ae7e-57ca-73ee-8e66-4678ac254c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046268
StatusPUBLIC

Content hashes

Canonical text506aee14c9cc1a6d27921b55407140545b8ea1680bd327d1b737f1b9892cebd6
Markdown8ce39de968a4830381dcd045ab5dc955206477a86fc5035be29e7626ead72c84
PDF
Publication page9fdf7de2cf9092b95c830a118b7530fb05676c9e2209936569113bd0fb8d6f42
Manifest3a390b3415effd4e02a0fb2ef853993b4e01542c8b98ecb557eb84d03c42567b

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
SignatureB4b9RgXhMUigAen4uX2g9VTlcTelcMCbzpFcVmkyD2fAhdVYurVbx06w4yOlUDJpLkFx5ofK7OR436IjgQWDAg==
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

2026-09-17T11:08:07.965161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046268
observed 9fdf7de2cf9092b95c830a118b7530fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.946790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046268/manifest.json
observed 3a390b3415effd4e02a0fb2ef853993b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.926995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046268/publication.md
observed 8ce39de968a4830381dcd045ab5dc955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.909482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046268/publication.txt
observed 506aee14c9cc1a6d27921b5540714054...
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.