OpenTechnical

OT-2026-000065592

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000065592) never changes.

Identity and time

Publication numberOT-2026-000065592 · never reused
Internal UUID01a0ae8e-46fa-7363-8ff6-fc8ed9e1e3ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065592
StatusPUBLIC

Content hashes

Canonical text4a225604919ea2d933ef3c4d8f49314e58164b22ff438e8c2e83064a82ece536
Markdown8cf46522d8b1311daa022629454082008df22a8f9f83bd31529b56b46b95943d
PDF
Publication page4e095eb2ee6936ed4e5dd48c5e631eb1660f53c17b1de65eeceac7822783d6aa
Manifestb6f600bbe97693bec81abc4813f565cc4a20728f807e2a8d20a2f203f85be923

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
SignaturejHBQCDD6+ULxnEfJDm8fhuQ6GykIS/Qx8vaoE6WTFjOkZtS6Rws6GCVLSxhTEG6JRNvk9uCoYjjTaH4+XCSEDQ==
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

2026-09-17T10:33:57.340313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065592
observed 4e095eb2ee6936ed4e5dd48c5e631eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.318445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065592/manifest.json
observed b6f600bbe97693bec81abc4813f565cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.289919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065592/publication.md
observed 8cf46522d8b1311daa02262945408200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.264465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065592/publication.txt
observed 4a225604919ea2d933ef3c4d8f49314e...
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.