OpenTechnical

OT-2026-000045929

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000045929) never changes.

Identity and time

Publication numberOT-2026-000045929 · never reused
Internal UUID01a0ae7d-8f89-7242-bc5c-9b11a5bb4ac6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045929
StatusPUBLIC

Content hashes

Canonical text17b296b26504ad15ef54e30a6ca0f563427c81d935e0eed448265897c12fe2e1
Markdown9fb1cff2f252bf9fa54f8db196ef1084e9b8996ae4dd43c909c62f95e293f784
PDF
Publication page5e24054c7bae9fd6804f22dcde67ec0ce849c43d8bb57e4fc89b8f2501cd6fd0
Manifestb5fafe4184743adc4062210a213ea746d6f6d80bb8d6e1e14348125de014b92a

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
Signature/7+s9eBK4ZJ3x3N2yd4F7ie3RLnRA4m4PwQI0PkzHkklREDQHlbzdS99RrGQFAtC9SIa3gdqEV/C02Q6IOPBCw==
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

2026-09-17T11:09:50.161916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045929
observed 5e24054c7bae9fd6804f22dcde67ec0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.142947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045929/manifest.json
observed b5fafe4184743adc4062210a213ea746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.121848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045929/publication.md
observed 9fb1cff2f252bf9fa54f8db196ef1084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.103705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045929/publication.txt
observed 17b296b26504ad15ef54e30a6ca0f563...
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.