OpenTechnical

OT-2026-000043843

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000043843) never changes.

Identity and time

Publication numberOT-2026-000043843 · never reused
Internal UUID01a0ae7b-d677-772b-b519-bbd1e75a953c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043843
StatusPUBLIC

Content hashes

Canonical text5fd2138381a07f2065d11d76e4aab289e7a167d3c19f3ca6d71544c0df7ca9b9
Markdown15fc2025aa5f29f39d79a5e54189f1ee9c1a8d1c2f3eb321b77a015c70fff93c
PDF
Publication pagedd986dff19179564953839b08ce8d158714c9deac98288290792bf1aa27e9bd8
Manifestb61751bacff7c81571b48774c379e6a3a41c5cc065c955c67ebbad86f40949a3

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
SignatureEvow2p17k6JZVBs9cCnBV/swDYUXuZOLFmT/ODSfy3wBljXA1BjBTufSxWgHSFIQQikkIdVLWfkxmmAvfG+qCg==
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

2026-09-17T11:12:09.500028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043843
observed dd986dff19179564953839b08ce8d158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.481164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043843/manifest.json
observed b61751bacff7c81571b48774c379e6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.461558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043843/publication.md
observed 15fc2025aa5f29f39d79a5e54189f1ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.443094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043843/publication.txt
observed 5fd2138381a07f2065d11d76e4aab289...
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.