OpenTechnical

OT-2026-000029065

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000029065) never changes.

Identity and time

Publication numberOT-2026-000029065 · never reused
Internal UUID01a0ae73-2a9f-7a1a-b081-28425c76ea73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029065
StatusPUBLIC

Content hashes

Canonical text9189d7b61db8fa00379110c789a80c1cdd1a85b65ed0834bdccfa18638b05a66
Markdown5f92cd609015fe9596d8253b89710adf4bb72ae4faf8b02bab112697a17f9968
PDF
Publication page2e0a9194c7adb217a603cd6c8012bcd17b4bc56f9452489dfd83f7f9892edb2b
Manifest0c344227a7e80c7777d8f5cafb15aa661e8a20fcc1924dbbbbf11f9808700d11

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
SignatureFFjLXIvwFiX0xqEkbfwbt5tzXe8KHmxjylanrtp9N3OshFkB5qmmbvDfR9Y5c+s+/hKI8BI0KGzj7t2BwgOrAA==
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

2026-09-17T08:20:44.279986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029065
observed 2e0a9194c7adb217a603cd6c8012bcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:44.262057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029065/manifest.json
observed 0c344227a7e80c7777d8f5cafb15aa66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:44.244150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029065/publication.md
observed 5f92cd609015fe9596d8253b89710adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:44.225632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029065/publication.txt
observed 9189d7b61db8fa00379110c789a80c1c...
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.