OpenTechnical

OT-2026-000044467

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold 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-2026-000044467) never changes.

Identity and time

Publication numberOT-2026-000044467 · never reused
Internal UUID01a0ae7c-39d8-7326-9a37-8451db70c73a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044467
StatusPUBLIC

Content hashes

Canonical textea9b6096b4ffd436e5842ef21a8fdf8e2e257f44cb15e729e3bf15a160f76a02
Markdownf41124e8649b9302860dcc5da835fb30525aec32b46f0a34a69c05160e9b5a32
PDF
Publication page2031716875d52f662e18f58b25da96ac0ae3d2bd6a74876e4d46ef762a12cb37
Manifest32a1745addb647992d1ade3e05696abe02a6862a3c245283cac4ab74cf034f26

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
SignatureItJGWcO2xr3aylv3iHcF1WyanvIm0UR8d37CawQyIFlCwBw0V8JFAs+fVMDS5vjVm5+HAMpXwzKz6FKmr39SBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:52.722301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044467
observed 2031716875d52f662e18f58b25da96ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.579538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044467/manifest.json
observed 32a1745addb647992d1ade3e05696abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.320308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044467/publication.md
observed f41124e8649b9302860dcc5da835fb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.302118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044467/publication.txt
observed ea9b6096b4ffd436e5842ef21a8fdf8e...
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.