OpenTechnical

OT-2026-000033087

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000033087) never changes.

Identity and time

Publication numberOT-2026-000033087 · never reused
Internal UUID01a0ae75-4844-72cb-85a5-6f28175adbda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033087
StatusPUBLIC

Content hashes

Canonical text6be213726e3f1350ab0ce169b65687bdfe4a1af90130eee7b8afba7e83a4db99
Markdown6b4aa0a34425108e8fc82c9bd66e9666c20a68b84d5b9b47b431bdb3f0f4af3d
PDF
Publication pagee92cbb7f8aaed8b2090bda367d787bd59abf0489496cb9d372fc0eec208f5439
Manifest81651c548497bf1918d394cbbc6c05f4c5da0dcc10e2b56e6a13059edbaaa0ae

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
Signatureev4FlaYNezxHHeVNpoK0vYAbGJkTPjXBB8W6RHK1KBCBQwb064hpyV/7eXxsuiPJmQ4fUafDOXVNOGOpANLdBQ==
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

2026-09-17T11:32:44.160216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033087
observed e92cbb7f8aaed8b2090bda367d787bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.143444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033087/manifest.json
observed 81651c548497bf1918d394cbbc6c05f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.124053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033087/publication.md
observed 6b4aa0a34425108e8fc82c9bd66e9666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.103986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033087/publication.txt
observed 6be213726e3f1350ab0ce169b65687bd...
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.