OpenTechnical

OT-2026-000009439

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000009439) never changes.

Identity and time

Publication numberOT-2026-000009439 · never reused
Internal UUID01a0ae6b-7562-7023-b8e3-5f64a799f64f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009439
StatusPUBLIC

Content hashes

Canonical text6e44d14891242dd2db80702a7dff6482e4b1bc73b9d1b61d6473f6a910c13cee
Markdownd9e92e3b79e93856fb39f4c8176e67422190336ae5478ec2ad9d3c9885eea10e
PDF
Publication paged478578d319524e2975ffd6ebb7e4ba3ad5e639c1182ed7516419952f82dd813
Manifest2686755f3f0c25375380dec7325b8db93ee922fe1a53bf5474db92a5487588b0

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
SignaturezYOm1589+/u1zvUjHbahf9RlkxqVvwj87ZyXEQsplJN+c50eTqZTzjAhseWUIMwIhC364Wf1850lnWFzZ7TlAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:43.869948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009439
observed d478578d319524e2975ffd6ebb7e4ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.853099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009439/manifest.json
observed 2686755f3f0c25375380dec7325b8db9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.836646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009439/publication.md
observed d9e92e3b79e93856fb39f4c8176e6742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:43.818759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009439/publication.txt
observed 6e44d14891242dd2db80702a7dff6482...
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.