OpenTechnical

OT-2026-000006283

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, contact triggered

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-2026-000006283) never changes.

Identity and time

Publication numberOT-2026-000006283 · never reused
Internal UUID01a0a955-7cd8-7d87-8366-7aaac41d58c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:29:07.163955Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006283
StatusPUBLIC

Content hashes

Canonical textd7b732666fcfdc6e0879561c1949ea7f3f3253996fc0a7c1a516fb0052513721
Markdowna3eab30be22108bb63780d9445a312ed9dfab267fe0c24c83944f1cc344cf916
PDF
Publication page44badfdc4f644516d317c44f5db88c49f0b5ae40201eedfa2a3e844dd7245507
Manifestcc2cfb4bcbb6bd5da841ae844e0f70d002f66d7a8383a07a9f55f0ebd36e7f75

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
SignaturemUJI3NU9AjGU1fyig1Rel5ubo93N0iouuYx6gmdDQ6Sb+nfCsr3dLERW/mHlNYbmxTdgZ3L52D0CXeMZDST6Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:30:05.945425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006283
observed 44badfdc4f644516d317c44f5db88c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.919094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006283/manifest.json
observed cc2cfb4bcbb6bd5da841ae844e0f70d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.905118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006283/publication.md
observed a3eab30be22108bb63780d9445a312ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.889539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006283/publication.txt
observed d7b732666fcfdc6e0879561c1949ea7f...
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.