OpenTechnical

OT-2026-000040503

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000040503) never changes.

Identity and time

Publication numberOT-2026-000040503 · never reused
Internal UUID01a0ae79-6d0d-70b5-9167-475aaf595d70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040503
StatusPUBLIC

Content hashes

Canonical textc3bca0505f5297c83b041fa60e1bbc72ec0cc34610fe2e6d3923f33658e5b231
Markdown428ca7c34d183038799d455178e37cc7fd55d50e6324e6cc28d1816bbb5847bf
PDF
Publication page7f098304d998482026b3a3656c529fbf2f3cb7ea13c93d942c75a904d9b093af
Manifest2f2c18c90d6b8d62cf43e952021e95b089cec2924352694f4e4de1ea774a008d

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
SignatureWnp3AUnefqMEK9EwcR/59MrwWLuNAMVJNrEjj2Hg2AZLIdiHYv9BlMi5JGXLXr7aDIQ8HISbAuf9/bsSUKF1BQ==
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

2026-09-17T11:17:32.974142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040503
observed 7f098304d998482026b3a3656c529fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.957228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040503/manifest.json
observed 2f2c18c90d6b8d62cf43e952021e95b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.939960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040503/publication.md
observed 428ca7c34d183038799d455178e37cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.923838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040503/publication.txt
observed c3bca0505f5297c83b041fa60e1bbc72...
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.