OpenTechnical

OT-2026-000008422

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000008422) never changes.

Identity and time

Publication numberOT-2026-000008422 · never reused
Internal UUID01a0ae6a-e46a-71cd-a0e6-df8d1283c632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008422
StatusPUBLIC

Content hashes

Canonical textb6690168b35b8898d9d039adde995ced422ad609d9c7e82304a8baa69483c168
Markdown9a9008b3f7a593b918c67241471d599d2dcfbd6d4ca7d21fd5f3ea4a63ff2f22
PDF
Publication page2ab5694bfadaa09cf07d137473959b49ebd9097f4e55d46a6b845c58b6a34a7f
Manifestf16d3f2664036da28e6a8cf72fca41c67482d54de3ba31737226759e8870fb35

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
SignatureIPRmbz1lg1kUgiPm5mg+kSW9rj5A7MlIJCX1LJeSwAi8sqo2SqxGAXlVWfAJKT1fSg97KFQsoDTprK5dzM9uCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:16.380104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008422
observed 2ab5694bfadaa09cf07d137473959b49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.359385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008422/manifest.json
observed f16d3f2664036da28e6a8cf72fca41c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.341148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008422/publication.md
observed 9a9008b3f7a593b918c67241471d599d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.321271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008422/publication.txt
observed b6690168b35b8898d9d039adde995ced...
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.