OpenTechnical

OT-2026-000059152

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000059152) never changes.

Identity and time

Publication numberOT-2026-000059152 · never reused
Internal UUID01a0ae89-8612-7375-95b5-e7924beed512 · 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-2026-000059152
StatusPUBLIC

Content hashes

Canonical texteb25e152e3d074f979ae1b8786f544133003f7a8b956457f8f6465fdd3ca0157
Markdown161f28559ef3bdda960e2abccc4375bcd06567084512299bfea8de6abf49f491
PDF
Publication pagef542ba784ee40d4163060e7ed742fd388c534165339272cbb283dc17e7d46fb5
Manifestffbcd360e86dda894b0532726f92b16042f1b4150d7e507bf5d30aebd2085c7a

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
SignaturekYIRc6vaVX0Chd3mwKnfgCe/GyZcLqdNbkMCHKqPOnc+I8nh1WmKIQccFR6qBhPYkTrdy7nTLz4bcmMDh+itDQ==
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

2026-09-17T10:45:06.134109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059152
observed f542ba784ee40d4163060e7ed742fd38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.117723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059152/manifest.json
observed ffbcd360e86dda894b0532726f92b160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.101530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059152/publication.md
observed 161f28559ef3bdda960e2abccc4375bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.082841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059152/publication.txt
observed eb25e152e3d074f979ae1b8786f54413...
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.