OpenTechnical

OT-2026-000103202

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed blow-off 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-2026-000103202) never changes.

Identity and time

Publication numberOT-2026-000103202 · never reused
Internal UUID01a0aea4-be3e-779c-bc5a-b2786a4dc303 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103202
StatusPUBLIC

Content hashes

Canonical text17eb00c8cb269aac0af7d931b7d600e1bd29f18ba98bf63404c6fbbe982e7242
Markdown081163f1e8d4d26cb6a1f4011f989f77bb71c65deffa5776a05e1812c6aa8366
PDF
Publication page1fcd4d0a961a2aff2e69c625610990d01ff03549f8406b2802426eec6b265752
Manifest022725725f98f68d03390873ec22b5bf4f31de099a1846dc495c1123907ff825

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
Signature3cA+xMGP7Sa/9wt3u7b0EjlBHpEMKpolUy4G61mHQLDfrMIeJT1spxFXrFMfn4V3KoPm/nSd54YAO5bIbEzcBQ==
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

2026-09-17T09:23:25.693691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103202
observed 1fcd4d0a961a2aff2e69c625610990d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.675936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103202/manifest.json
observed 022725725f98f68d03390873ec22b5bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.658779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103202/publication.md
observed 081163f1e8d4d26cb6a1f4011f989f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.640502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103202/publication.txt
observed 17eb00c8cb269aac0af7d931b7d600e1...
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.