OpenTechnical

OT-2026-000014714

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000014714) never changes.

Identity and time

Publication numberOT-2026-000014714 · never reused
Internal UUID01a0ae6d-d093-7e3e-9dd5-b2b3bc076afb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014714
StatusPUBLIC

Content hashes

Canonical text63c04bd7d35d34ec85d277288d4cad4156330b5ced2f5ebb21c4f3ce216c6285
Markdown3b60847db036f73e1bfdbddde3561a1e1188d4240cf2a0963dfe8b597f84c092
PDF
Publication page1c6ccbc37a2d1e898f367792b368b97df1839624f8ae68f2428eb296d6e18766
Manifest73f056d72ca7c61d363bc945f9e83df395fa8b0be454a25e2103d3b4a66916cb

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
SignatureIikX4hfU51fI8Y72JwHR1cgL4BWUA3u7sOsxlAFkWBWMzy1VyeAtpfkHpdK3p3i5W0IfIAU4lDS4qvvN/kqDDg==
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

2026-09-17T12:06:34.768080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014714
observed 1c6ccbc37a2d1e898f367792b368b97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.749992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014714/manifest.json
observed 73f056d72ca7c61d363bc945f9e83df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.730212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014714/publication.md
observed 3b60847db036f73e1bfdbddde3561a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.709280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014714/publication.txt
observed 63c04bd7d35d34ec85d277288d4cad41...
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.