OpenTechnical

OT-2026-000042630

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained 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-2026-000042630) never changes.

Identity and time

Publication numberOT-2026-000042630 · never reused
Internal UUID01a0ae7a-c0ce-7603-986d-2f7307f66870 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042630
StatusPUBLIC

Content hashes

Canonical text33331784f0b85d3bc2ef93da2d36750385466c47be59780413f3d59c701e26f4
Markdown58a44c04b8f24821f603bd9f7095b35c131eecf3ad2ce94488d2f827a576c1b9
PDF
Publication pageee5851bb1941629bd5c5325baa71ccbd4922271f6cb8808adfa6073aefa57274
Manifest66a31c004907e5f17e3e4413f4c3243f3463377c6a76cc7cf6bd4bf945399350

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
SignatureuAaqR0UjuHq1TrEF6By3NWyF18l5Q+ojFDPMQxW0FLrAwtQ5g9iYAAvBF3bOrVnnPYyuY/NKaBzPc4+/CVv+CA==
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

2026-09-17T11:14:21.865504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042630
observed ee5851bb1941629bd5c5325baa71ccbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:21.847199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042630/manifest.json
observed 66a31c004907e5f17e3e4413f4c3243f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:21.828312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042630/publication.md
observed 58a44c04b8f24821f603bd9f7095b35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:21.811155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042630/publication.txt
observed 33331784f0b85d3bc2ef93da2d367503...
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.