OpenTechnical

OT-2026-000024022

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000024022) never changes.

Identity and time

Publication numberOT-2026-000024022 · never reused
Internal UUID01a0ae70-aed7-7948-a4ff-664c3347caf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024022
StatusPUBLIC

Content hashes

Canonical textc46ff2e563a972c5f6eff289d38feccf2ffefbdfe47eb175150038ae1e447872
Markdown722def0cfa01ab6802f0480b3a84e69e4ad3a00b007b5493d4923267cc50b8e0
PDF
Publication page32cb650102042f6c996a66e429212f56d157bd4b17a1a4c5b95422719f7615df
Manifest766d94da3bde6907f6dfc69924e4cd475bdd7545b3f6ec32ba7bca1c55910574

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
SignatureuqzL37BgZaz51y5eoiMae9gp+ZtRtQx0kIYFbFOILhVo4Y4Lo++OXn1G+sOilAvnqGINoDGTzl7JbtWwP+W1AA==
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

2026-09-17T11:50:48.289110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024022
observed 32cb650102042f6c996a66e429212f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.265873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024022/manifest.json
observed 766d94da3bde6907f6dfc69924e4cd47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.247955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024022/publication.md
observed 722def0cfa01ab6802f0480b3a84e69e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.229323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024022/publication.txt
observed c46ff2e563a972c5f6eff289d38feccf...
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.