OpenTechnical

OT-2026-000069127

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000069127) never changes.

Identity and time

Publication numberOT-2026-000069127 · never reused
Internal UUID01a0ae90-6dcf-7afe-ba61-f98aa50a6440 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069127
StatusPUBLIC

Content hashes

Canonical text5e72274e3e8a38cb950d5fefd057b799c87af933ad16c3aa149cb7020e2535bd
Markdownf313cfd1b428e4ce21b55237f4089bf1c71491e3b9c86caa2fecb61a3365164c
PDF
Publication page3c18f23fb2d3145b76ae821a70fbfeeedd9436381f9ad38064063bc2a83c3592
Manifest19da8e0e385519056e7586f7109baaf6b3232ab675e7be94378af5b4fcdd13d3

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
Signature7dEmVqLUynBxWk0tInYL8TWovJzjtHNa4JYZtMwMDk/2ki44X7mE6t7vQ4iEgvGFSedLn5OMeBYRG7h2b2XJAw==
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

2026-09-17T10:29:00.416134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069127
observed 3c18f23fb2d3145b76ae821a70fbfeee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.398259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069127/manifest.json
observed 19da8e0e385519056e7586f7109baaf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.380639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069127/publication.md
observed f313cfd1b428e4ce21b55237f4089bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.364075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069127/publication.txt
observed 5e72274e3e8a38cb950d5fefd057b799...
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.