OpenTechnical

OT-2026-000050655

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000050655) never changes.

Identity and time

Publication numberOT-2026-000050655 · never reused
Internal UUID01a0ae82-c7b0-7a87-abfe-7a999f7bd7e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050655
StatusPUBLIC

Content hashes

Canonical texte3439d635dfc6d9de69c7ed02c4946afbd28565e2c85283e7c5f337ea72848e3
Markdownc68dd459bff7471f25902002d68ce372150797610a435b5a2b66e5fa217c5629
PDF
Publication page918129b8a2376223e3427db389e089294f53221ca8b9f91dfb72311635b0d73e
Manifest3e2adcd97badb6784e6b7b9986b828cb6d591ab6be396354136c5581a00ab388

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
SignatureEUr5gwlwX2vhVIRMOgA1H3GoqtW4eLqblgRkK8XvOyMkEt3p2c3XCCoWzeRCkIIVs0ckuIilvmxBWTET0BD8Ag==
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

2026-09-17T10:59:21.312040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050655
observed 918129b8a2376223e3427db389e08929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.291399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050655/manifest.json
observed 3e2adcd97badb6784e6b7b9986b828cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.272585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050655/publication.md
observed c68dd459bff7471f25902002d68ce372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.250558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050655/publication.txt
observed e3439d635dfc6d9de69c7ed02c4946af...
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.