OpenTechnical

OT-2026-000010365

Publication integrity record

Single cup vacuum gripper, two stage ejector, vented after set-down

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-2026-000010365) never changes.

Identity and time

Publication numberOT-2026-000010365 · never reused
Internal UUID01a0ae6c-0ee6-7777-980a-41a8110c2014 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010365
StatusPUBLIC

Content hashes

Canonical text600e9b2f302724e917203c48872e151c1c2bb16645f901b2d19b12f308ad0c46
Markdown1a2d5edf65ffbbc601b9239d6500550f9242e958b4bfdd27f32ec9808a6eea46
PDF
Publication page66e613ede496e26d5ece142a811d94c4d8d27fd13a64de14c7820ac49d66ac4d
Manifest9e73a4eb258a5d5fd779213d0939b6aa346069b83ced1507b0b227855abc7cb5

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
SignatureTa3WfgJ+U1X/4in7kOyH+YoampTi1o2/MHgTLJjsXDJslW4LK8c0gvrYD+X94/y8GZPF2hvk1gFGPteBxz7dCQ==
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

2026-09-17T12:14:28.536953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010365
observed 66e613ede496e26d5ece142a811d94c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.515598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010365/manifest.json
observed 9e73a4eb258a5d5fd779213d0939b6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.492387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010365/publication.md
observed 1a2d5edf65ffbbc601b9239d6500550f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.471041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010365/publication.txt
observed 600e9b2f302724e917203c48872e151c...
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.