OpenTechnical

OT-2026-000032232

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000032232) never changes.

Identity and time

Publication numberOT-2026-000032232 · never reused
Internal UUID01a0ae74-f7a7-7d36-bfb9-e58481a7ddf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032232
StatusPUBLIC

Content hashes

Canonical textd81ea26c8ad702749d43ae88c6dce632287a8c5fc1e041e77eab588614b91d5b
Markdown8b2fb8fb567ecb3e3358afc8c78d860571e5a7ca6400d045aa4bf1448e03e262
PDF
Publication page33d9b344771a9ce62a3eff47b06737408f5481a473338d434c8107186af5f834
Manifestcb80d22ec202623204de96f2e451f6148c91171273a83dbbbb0054b5014d44d0

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
Signature5Q6mxtuO5mI088EORQM/rFpYfIjbMbRWpQVY9vexX0O10XGJNmzpYALBxlkgnSdnvQQ/M5NOFoOkQnvlrlqSCA==
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

2026-09-17T11:34:35.099802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032232
observed 33d9b344771a9ce62a3eff47b0673740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.080596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032232/manifest.json
observed cb80d22ec202623204de96f2e451f614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.064667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032232/publication.md
observed 8b2fb8fb567ecb3e3358afc8c78d8605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.047314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032232/publication.txt
observed d81ea26c8ad702749d43ae88c6dce632...
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.