OpenTechnical

OT-2026-000059188

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000059188) never changes.

Identity and time

Publication numberOT-2026-000059188 · never reused
Internal UUID01a0ae89-8613-7669-8073-c12106335ef4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059188
StatusPUBLIC

Content hashes

Canonical text1cf59384a6587d0ece99b8199f33e994fba83f1f1abe50b72908bbb3d0e68931
Markdown55bd3af96db1a02f6c017dce068572151ca9bea097bf9ff5eab1f2bf5c1b7f93
PDF
Publication paged3d2daf14f18768b2d47979d43b0ad61390c8dd1685f2ef4e5896ba0d91d1c15
Manifestfa50b6b6278ce406eb290d172113401c08bf3738890c42d4c2660c737329c729

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
SignaturetmSWaK4IIyBKEGjNiOsW0udPzc4akrFwrCVp8eisNJcwTe42362FZ2BXekVvERsjZNuqVNUkr5PYbsdspWNlCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:08.901455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059188
observed d3d2daf14f18768b2d47979d43b0ad61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.883417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059188/manifest.json
observed fa50b6b6278ce406eb290d172113401c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.864816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059188/publication.md
observed 55bd3af96db1a02f6c017dce06857215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.846361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059188/publication.txt
observed 1cf59384a6587d0ece99b8199f33e994...
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.