OpenTechnical

OT-2026-000095210

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095210) never changes.

Identity and time

Publication numberOT-2026-000095210 · never reused
Internal UUID01a0ae9f-8f70-765c-8169-da954bf12126 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095210
StatusPUBLIC

Content hashes

Canonical textb51b9ca7cbde9f960a89a0e0299b27494da562790eb428ce1af93259e672c8d9
Markdown13ea69215b35a667bfccbfb1ba85fdf55e8a84f9f91d231085a6ab5056eb8c4b
PDF
Publication pagea3986c1ac72e305a5f09ebba1af6348cd8826db59752e55afa15a83557b8d275
Manifestf3f12b568200bf7e4c6a3861a58431899de46b5195a798692cfa4866bd7acbed

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
SignatureA8Wnr9j/PUpJFGSPufoBiqDhGZNUtnjv3pms8s+dlJiMe8jmPkkyWGTi8Xlw0YCSLO6iwWC+edQ4MVHRlmSWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:31.702626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095210
observed a3986c1ac72e305a5f09ebba1af6348c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.683121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095210/manifest.json
observed f3f12b568200bf7e4c6a3861a5843189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.665392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095210/publication.md
observed 13ea69215b35a667bfccbfb1ba85fdf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.648086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095210/publication.txt
observed b51b9ca7cbde9f960a89a0e0299b2749...
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.