OpenTechnical

OT-2026-000046837

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000046837) never changes.

Identity and time

Publication numberOT-2026-000046837 · never reused
Internal UUID01a0ae7e-d0f5-7cbd-94fa-604668e6f6a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046837
StatusPUBLIC

Content hashes

Canonical text792c9a4c1d453679f62ee86274c6161da1bbd8d67d54a8d3922e519f49f91604
Markdownc64188fbc99340810a7a3e538ac9c5eadea898feeb4f5ae97fd7e6d7d244d00e
PDF
Publication pagefa962284361f23421f660f5956797dbf3f747f1221b84017d486c0f36526f036
Manifest99962e4536b218ac79f9a45c2ba22f638957ed5a06ea967e4782a6405358faef

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
SignatureU2bq9e2axIauBZyCZsCx0bVAc9tJFKjIlk5GgI13qmE17P1PwNOQ6U2mSLgg5ZnM2Nh4zTIjBjBkPkQc2KtXAA==
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

2026-09-17T11:06:56.111766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046837
observed fa962284361f23421f660f5956797dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.094961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046837/manifest.json
observed 99962e4536b218ac79f9a45c2ba22f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.076308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046837/publication.md
observed c64188fbc99340810a7a3e538ac9c5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.058155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046837/publication.txt
observed 792c9a4c1d453679f62ee86274c6161d...
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.