OpenTechnical

OT-2026-000017814

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000017814) never changes.

Identity and time

Publication numberOT-2026-000017814 · never reused
Internal UUID01a0ae6e-96fb-77ee-8559-d1621348b768 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017814
StatusPUBLIC

Content hashes

Canonical text67e817e2a9e8b1253d0c0edf1a5c2b1da22ebdbe44a967b4ec0dfaa7b180a46c
Markdownef00a0a8dc74f8da5a26abaea398fa2ba36264d769c099cbb5db9fbd2d79ef71
PDF
Publication page5f4abe8234283893074d4b31dd9d14e409915f000a9bcf7228d47abff8cc7508
Manifest22868299fd0ef1e00ddf257506066b0fd14dc927def04fb4b8c9c5d24b4e42e2

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
Signature4LmgGw6Ldas5bGXCFBhGDe8t6p1zAJBdYFpSrJuQp9kdZd8Fj/xnxDvlswEIAzGkxi8bu99spFYCJk9iu8wiCQ==
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

2026-09-17T12:01:47.083074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017814
observed 5f4abe8234283893074d4b31dd9d14e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.066789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017814/manifest.json
observed 22868299fd0ef1e00ddf257506066b0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.048985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017814/publication.md
observed ef00a0a8dc74f8da5a26abaea398fa2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.030440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017814/publication.txt
observed 67e817e2a9e8b1253d0c0edf1a5c2b1d...
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.