OpenTechnical

OT-2026-000039322

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039322) never changes.

Identity and time

Publication numberOT-2026-000039322 · never reused
Internal UUID01a0ae78-9674-7dbc-8708-f093df0075da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039322
StatusPUBLIC

Content hashes

Canonical text36552b7cdd4cf623b0e30edf221709b0a72a0422db52cee6f490b0e66bc3584a
Markdown555aac4e1c82e668f71c6842dea8bf93c25289dbb34ff9cd4c358787e3fef824
PDF
Publication pagebfbdfda43366affa61743e6ee6bdd2678228d6361ee6c7d0a2310ebd5c6cf0a6
Manifest81785301b4e297a053d429b973f5b66ba340d09ada66d8c1204f81db2f9d75cb

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
SignatureWEm04fU7YBXrOywGrR7oWgrhtb1eaO7RCZuy4LV1D0C4l/IuDyGZ0eWZS3bZbPDaPi7qZ925hVJXrm5eXsoOAA==
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

2026-09-17T11:20:55.174932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039322
observed bfbdfda43366affa61743e6ee6bdd267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.157031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039322/manifest.json
observed 81785301b4e297a053d429b973f5b66b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.140568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039322/publication.md
observed 555aac4e1c82e668f71c6842dea8bf93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.124206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039322/publication.txt
observed 36552b7cdd4cf623b0e30edf221709b0...
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.