OpenTechnical

OT-2026-000059075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000059075) never changes.

Identity and time

Publication numberOT-2026-000059075 · never reused
Internal UUID01a0ae89-8611-7e66-ade7-9e61de32d94b · 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-2026-000059075
StatusPUBLIC

Content hashes

Canonical textf6deb818d48990c074f6653d585060e51b7a3e5cf3c3c6ae4e6d38299c5831fc
Markdown5a1f1c37e04208eb2dfbbe7c6b95f043e78998d9f91776d308c97b6d42db6cf9
PDF
Publication page9015857383926d17239a7a3bedae530ef124e1287bbcebdb513da6bddd090211
Manifestc8bd37c107f29400b6e3604a50a9fb7846b54e2a5d07771f480aaf4e8c3f3a46

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
SignatureK89ze4WVNhkuv3FrMKedEIcg0n9AMW7bFC4NDTWdN44rvas5r8064g+OBgen/XAKZhCVFPgBMZbZOZhhgiZtAg==
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

2026-09-17T10:44:54.061467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059075
observed 9015857383926d17239a7a3bedae530e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.043933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059075/manifest.json
observed c8bd37c107f29400b6e3604a50a9fb78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.026121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059075/publication.md
observed 5a1f1c37e04208eb2dfbbe7c6b95f043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.009814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059075/publication.txt
observed f6deb818d48990c074f6653d585060e5...
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.