OpenTechnical

OT-2026-000070119

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070119) never changes.

Identity and time

Publication numberOT-2026-000070119 · never reused
Internal UUID01a0ae91-1862-709b-b824-6fa2edd97c7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070119
StatusPUBLIC

Content hashes

Canonical text12f9cd4866f6d2dd2840138dfca2a39312c87870fd6e17b20b47182ba2fec0a4
Markdowncac047972c2a1c9c9fbbb417691ebbc383deff39b03fb54d3d53253d3e56b06f
PDF
Publication page76bb816cfe23adf344b4d042e3e05df5ec1295040b0b4a5e56a5a2b685896520
Manifest9dfff44c45cec89b5d8f3701887c7d776b65f2306ec732b200d9604d3643c255

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
SignatureGANLDM/GSv+HVTYwxrwvmhzU/9aGZ998vb39s2T8aZYEs9RkYsGP76BALl7zF9GqODXFsm/RFgQis0dLflAvAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:05.626531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070119
observed 76bb816cfe23adf344b4d042e3e05df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.611255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070119/manifest.json
observed 9dfff44c45cec89b5d8f3701887c7d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.594223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070119/publication.md
observed cac047972c2a1c9c9fbbb417691ebbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.578125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070119/publication.txt
observed 12f9cd4866f6d2dd2840138dfca2a393...
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.