OpenTechnical

OT-2026-000070126

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000070126) never changes.

Identity and time

Publication numberOT-2026-000070126 · never reused
Internal UUID01a0ae91-1862-785b-ac03-778d92b69d72 · 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-2026-000070126
StatusPUBLIC

Content hashes

Canonical textcf0f50624e510b62eb3e345e804a237c86b800837f02138428451ef5200829f4
Markdown6afff460693893a8e7d951958ce3ab0a25f88d27ad044316108dac6bdb4e2cd8
PDF
Publication page108fd14ccd6456771dc9fdbefbb35988b1b1e94ae18bdc37bb82536d84fee474
Manifest6ad26317f0cadcce01e00cdd37ce0f5bd7a7abc4670c2113c2f2f43ed8c065d8

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
SignaturejUQtBY/E7yb1Ouy6rM5+koYPMUE7oEadsZHR5RJjIPLcuHsCRnverVq3qzaXHnm6t3OKDWU7U0vfAagnmYKMCg==
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

2026-09-17T10:27:09.838053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070126
observed 108fd14ccd6456771dc9fdbefbb35988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.819619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070126/manifest.json
observed 6ad26317f0cadcce01e00cdd37ce0f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.800527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070126/publication.md
observed 6afff460693893a8e7d951958ce3ab0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:09.779753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070126/publication.txt
observed cf0f50624e510b62eb3e345e804a237c...
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.