OpenTechnical

OT-2026-000011868

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000011868) never changes.

Identity and time

Publication numberOT-2026-000011868 · never reused
Internal UUID01a0ae6d-1942-79a7-be71-3e6562d938d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011868
StatusPUBLIC

Content hashes

Canonical text6dc8448c8237bced41450b16f7c0c039c86158a7045b61bf71409204673ffb26
Markdown12152b706ffb1547999b07d322caaa677f697882e81718323cba4ef5281992a6
PDF
Publication page30a18494f7445a1748319ba59b950f7627e2816de6bbe3446d10709b107b4f1e
Manifest0191e28237f8d9db13a6f061fb7cb8941bb974602fc045cd203e6b6319bed50d

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
SignaturerAlbJkAaHeM5j1Su2c1pz3Zvcg+J1J5RIhf3hk+9mKv5YV6/JZAqzJq/9rYJbTsWHvzwjMA3sBbg4+s4mvKzBQ==
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

2026-09-17T12:12:36.927435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011868
observed 30a18494f7445a1748319ba59b950f76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.909022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011868/manifest.json
observed 0191e28237f8d9db13a6f061fb7cb894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.890506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011868/publication.md
observed 12152b706ffb1547999b07d322caaa67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.872870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011868/publication.txt
observed 6dc8448c8237bced41450b16f7c0c039...
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.