OpenTechnical

OT-2026-000032727

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000032727) never changes.

Identity and time

Publication numberOT-2026-000032727 · never reused
Internal UUID01a0ae75-1071-7956-ac48-0ec36b1bb2e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032727
StatusPUBLIC

Content hashes

Canonical text7cb5db12f031dc1a680d9cf65cffd8a58fe6db643e723df2d485fa936a89c546
Markdown0923fb07e3d32aba8757d3323707b2b05bf7300699381a77bcc649754a654f06
PDF
Publication pagee0e0914a1253d2f53540e77eef663832d42b88769460b74380450d1b424a3578
Manifestff020d51634b3a1aaa4076386abd727e622295230953a4ca88c0871c17908442

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
SignatureaoLR3hwbTZZnDYZG6gtjhCaMVsuf0P8kwN7LSeBSi1b//9CcNwCh/1AV/pI1uBkBvLNptW8PhpADlMbMHuKoCg==
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

2026-09-17T11:34:20.790680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032727
observed e0e0914a1253d2f53540e77eef663832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.773510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032727/manifest.json
observed ff020d51634b3a1aaa4076386abd727e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.752857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032727/publication.md
observed 0923fb07e3d32aba8757d3323707b2b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.736288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032727/publication.txt
observed 7cb5db12f031dc1a680d9cf65cffd8a5...
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.