OpenTechnical

OT-2026-000079147

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000079147) never changes.

Identity and time

Publication numberOT-2026-000079147 · never reused
Internal UUID01a0ae95-ccbf-7126-a95c-76ed427b76c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079147
StatusPUBLIC

Content hashes

Canonical text01a50775b90215ac7076134b9db2f47d2367b5b0455fdafe4d2d54fef0182f68
Markdown837c995f35d36ec51d11262928804b92b83d1ffe366d9d17bf0b1a979b20304c
PDF
Publication page9c97183975aa1e7abc1a659d08580bc2e9134c011c7c43d21a9a83bcd34d98c0
Manifest14966e88f12b625ac4cf507de498e777da3401fd6f216ff8247e6ab32b1011e0

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
Signatureov6h29Jxe3LWvRBQQj9kpWj63DY4mLCgHDxkvHPZ77+f3i/urFELmIuIu2kaIZb4VOYmWMkcVB8yXa0C2LakCQ==
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

2026-09-17T10:05:59.802557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079147
observed 9c97183975aa1e7abc1a659d08580bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.785005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079147/manifest.json
observed 14966e88f12b625ac4cf507de498e777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.764484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079147/publication.md
observed 837c995f35d36ec51d11262928804b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.745902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079147/publication.txt
observed 01a50775b90215ac7076134b9db2f47d...
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.