OpenTechnical

OT-2026-000087363

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained 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-2026-000087363) never changes.

Identity and time

Publication numberOT-2026-000087363 · never reused
Internal UUID01a0ae9a-cd4f-7c28-83e8-7e909596d77a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087363
StatusPUBLIC

Content hashes

Canonical text73e3631f298eb90eec81c1233b6aef6d001db5fc7b9b1833642b8c54d7cb857e
Markdown8f6c485c26040cbbe5041c6f21018d5a0ae417cdd93a60e0e887a34d4826f94b
PDF
Publication pageb069b87be709f56be0aef685dbd0f962388efd4dc1792d08b971b57ed493759e
Manifestc5161f70f78baae962bdbb194e093ed6aa93d4c155a49b99446e5950ba8a07ad

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
SignatureQ2Tfk5UgZcYXVh3eazx1vC3TfEgp8wnwvIrz5xgjcW8it7TPugYI1judmYFVaf2mSkx4fZl0RpJIop2ngic+Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:32.627512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087363
observed b069b87be709f56be0aef685dbd0f962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.610184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087363/manifest.json
observed c5161f70f78baae962bdbb194e093ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.594208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087363/publication.md
observed 8f6c485c26040cbbe5041c6f21018d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.318202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087363/publication.txt
observed 73e3631f298eb90eec81c1233b6aef6d...
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.