OpenTechnical

OT-2026-000025675

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000025675) never changes.

Identity and time

Publication numberOT-2026-000025675 · never reused
Internal UUID01a0ae71-9bc9-7e09-83c9-04685e3ffd19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025675
StatusPUBLIC

Content hashes

Canonical text817fd46d07b08a6e6bf0faca1cb7aaa6ebf9c83d20155855b82547d14ace76a9
Markdownf19842e25afbd7d1f0cccdfd1d32267ea30e179c5cfcfd0f194d8790fbe583ee
PDF
Publication page1a54d22a64db343cf006230101756273686720cd81d6decc66ba974c383bf3f7
Manifest05e3b56aa4e5c42b39a36d9676564fbf805b1710561fc786d773f28d4e548953

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
Signaturek4kpcf1IFKNPEuo1BSfdRMTnWd39yetJBKDWxGDvu/IvPOOXhpuXD7ux+SK2vhjeYKOr0C+RBg2UkmxOssC4DQ==
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

2026-09-17T11:46:52.998875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025675
observed 1a54d22a64db343cf006230101756273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.981363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025675/manifest.json
observed 05e3b56aa4e5c42b39a36d9676564fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.963198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025675/publication.md
observed f19842e25afbd7d1f0cccdfd1d32267e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.945453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025675/publication.txt
observed 817fd46d07b08a6e6bf0faca1cb7aaa6...
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.