OpenTechnical

OT-2026-000010718

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000010718) never changes.

Identity and time

Publication numberOT-2026-000010718 · never reused
Internal UUID01a0ae6c-0ee8-7a74-8a2a-579593da0b94 · 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-2026-000010718
StatusPUBLIC

Content hashes

Canonical text85d8d0eb5b4f23835c94b1fe54f5a79b19f875838f6b08d6955a791fdece79a7
Markdown5590bdbd90fd841d8aeb2d54d08f398dc3c6aed7f743d133487b7247ec571ea1
PDF
Publication page481cb5a7e45df68e2dff49e82f46e340ca115f94c2ecfaafed500985c90b7844
Manifest55512a2bafca7d66004503e649e09f28c6124067b7f963bdf46dbc4b208c71aa

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
SignaturevGL0CWIcsGwt3e3rNI9dU77PiqliAvINyMDAWE76dpvfjC7f/FUvhnfqy/AJQ1ICgingKyKgLtUZmH3SukC7DQ==
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

2026-09-17T12:14:56.422071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010718
observed 481cb5a7e45df68e2dff49e82f46e340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.400968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010718/manifest.json
observed 55512a2bafca7d66004503e649e09f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.382883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010718/publication.md
observed 5590bdbd90fd841d8aeb2d54d08f398d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.364374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010718/publication.txt
observed 85d8d0eb5b4f23835c94b1fe54f5a79b...
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.