OpenTechnical

OT-2026-000012465

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000012465) never changes.

Identity and time

Publication numberOT-2026-000012465 · never reused
Internal UUID01a0ae6d-39f7-7929-a1e7-71a9c316fdb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012465
StatusPUBLIC

Content hashes

Canonical text02648c3a011066bbd653ce32b4eaad09c204cf91a8105e540b43be43f58e38c2
Markdown5ab25005b18fd805bf83152adeef9834da2590410322a192e46cb916b5c2c834
PDF
Publication page6c9c1eeb8f99a066d54460312a1ba6e5484701a8dc3d0944f70cdf3f066fee65
Manifest605578dde724cd47d2da65d145fad403e68b9ceb018a9a2a6f2109e8b55999fa

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
SignaturewcOqe+0lT8uYgh3PoHlcuGk4u1tSYNtuGzaY/Kw+S2bWaIBkw5sVqajTEqXqPQgqJgLY37RL61sjH+dPOk4cCQ==
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

2026-09-17T12:11:58.464505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012465
observed 6c9c1eeb8f99a066d54460312a1ba6e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.446385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012465/manifest.json
observed 605578dde724cd47d2da65d145fad403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.428340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012465/publication.md
observed 5ab25005b18fd805bf83152adeef9834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:58.409799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012465/publication.txt
observed 02648c3a011066bbd653ce32b4eaad09...
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.