OpenTechnical

OT-2026-000033184

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000033184) never changes.

Identity and time

Publication numberOT-2026-000033184 · never reused
Internal UUID01a0ae75-4844-70a2-bb23-465ab9c874cc · 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-2026-000033184
StatusPUBLIC

Content hashes

Canonical texta7d4537fbb78e6d4c5260d38766b46b7f902a555d8dec591707d6dfabcb67748
Markdowne0ee019edf1ed013682ef15473353d8ec0eac8116400fcca9984a3d98e243675
PDF
Publication pagec0734b6f0ebeb8a02fcae90ba7b1e856dbfd9bb851fa57c36b2b5a43e777dc75
Manifest7bdbe32dbfc8d088ac5a2f5d46c66e882d7f0c5ff6cca4fbfc53d11e265bcaf9

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
Signature8otTW/enzXC5ogfAEUTISHCnqpao2qpYod4Atvys9vzV59VVQTfoAmNqXrigfYdB4hcixNcsPq0J9Np5/U+ZAg==
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

2026-09-17T11:32:52.724441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033184
observed c0734b6f0ebeb8a02fcae90ba7b1e856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.707803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033184/manifest.json
observed 7bdbe32dbfc8d088ac5a2f5d46c66e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.691501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033184/publication.md
observed e0ee019edf1ed013682ef15473353d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.674873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033184/publication.txt
observed a7d4537fbb78e6d4c5260d38766b46b7...
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.