OpenTechnical

OT-2026-000100925

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000100925) never changes.

Identity and time

Publication numberOT-2026-000100925 · never reused
Internal UUID01a0aea3-c376-7965-a815-0d8c52b2a7f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100925
StatusPUBLIC

Content hashes

Canonical text28aad069cc1fb9f52330844b36a9e6ff782766c27684e3bf4872a615b09425af
Markdown99d08739276593b7c240b00431361e9ec0bb71d0d5338f748ddb330d43673aca
PDF
Publication page21a24a29d23a02c57c39a2bc938fecce1ef175a0a70310a98e15f9aca7b00d15
Manifest09affc2feaf13d317b38e12bf809ad0000b83bc982a0226093e8cb0517a41f78

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
SignaturetUL2icv+k5xVH2ASu+0A5CJAqNRiNE4RxeUCjSed/ZVZk61HfBVSCsDWttOon109AzCmCS+oVThjRstwRMqbBA==
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

2026-09-17T09:26:25.597846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100925
observed 21a24a29d23a02c57c39a2bc938fecce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.579421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100925/manifest.json
observed 09affc2feaf13d317b38e12bf809ad00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.562683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100925/publication.md
observed 99d08739276593b7c240b00431361e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.543375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100925/publication.txt
observed 28aad069cc1fb9f52330844b36a9e6ff...
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.