OpenTechnical

OT-2026-000083967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000083967) never changes.

Identity and time

Publication numberOT-2026-000083967 · never reused
Internal UUID01a0ae98-0419-741b-bcaf-6e004f74aa83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083967
StatusPUBLIC

Content hashes

Canonical text279135e848f1cae4f06861ae384a911797cc4ea8e7062a24a93b82340f37ed3d
Markdown18b2bec470da5c7c1881facc0c385bbaa647b7f0e57ea0f992ea0213f60a6275
PDF
Publication pagedf4a4b99249ffceefd5f89473d28d6264de5168e481844ef3ee791a7b7d89b63
Manifestff8b7e8972455b44ee777823d510e3a1c46ee7948860fda5b802746bca566755

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
SignatureejFP42elb9i5IJ/dX3yuycF320i2P8hcGrZ6+eRnbQ1Y6e9Oea7AJv0F38TR5FOlmryPRNCfBJhdNW0NL25hAA==
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

2026-09-17T10:00:29.168350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967
observed df4a4b99249ffceefd5f89473d28d626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.145549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/manifest.json
observed ff8b7e8972455b44ee777823d510e3a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.125300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/publication.md
observed 18b2bec470da5c7c1881facc0c385bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.104458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/publication.txt
observed 279135e848f1cae4f06861ae384a9117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.169720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967
observed df4a4b99249ffceefd5f89473d28d626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.152565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/manifest.json
observed ff8b7e8972455b44ee777823d510e3a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.133653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/publication.md
observed 18b2bec470da5c7c1881facc0c385bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.118631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083967/publication.txt
observed 279135e848f1cae4f06861ae384a9117...
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.