OpenTechnical

OT-2026-000103133

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000103133) never changes.

Identity and time

Publication numberOT-2026-000103133 · never reused
Internal UUID01a0aea4-be3e-7f44-96b4-db647b449ac8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103133
StatusPUBLIC

Content hashes

Canonical text961023aa70ebd2510b2811287024a882042935ac2a9c198835f6f0d4490ece2e
Markdown64d4e7c852ebb7124f607ca6e9a16f16a4b2062b15a3970e2263fcc6e32181bb
PDF
Publication page999eb7959e9a5a20a43df1f885f5c23abf599d60b44215d3f91172c0ca980598
Manifest6c9fc54581694c54dd1eee1265eb64dc2080c0a837a304a2dc2bb98f8bc98bdb

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
SignatureuBkSvh/MMQCSvsqdyvF/NW/533piDSJsFT3UssJgsZM+nWnjY1nwNq0pg08T3rkFC8f2DBEJbr2dj34hZJzABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:16.124069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103133
observed 999eb7959e9a5a20a43df1f885f5c23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.107911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103133/manifest.json
observed 6c9fc54581694c54dd1eee1265eb64dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.089818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103133/publication.md
observed 64d4e7c852ebb7124f607ca6e9a16f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.072474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103133/publication.txt
observed 961023aa70ebd2510b2811287024a882...
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.