OpenTechnical

OT-2026-000066349

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000066349) never changes.

Identity and time

Publication numberOT-2026-000066349 · never reused
Internal UUID01a0ae8e-8dc4-7281-9e90-1ee840793dd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066349
StatusPUBLIC

Content hashes

Canonical text89f3b86c07b0ff66b2618330a5b8ed59923fc8c25a45a42fbb4636b51e7fc9fa
Markdown6b9540f4f599765e326f1cf293838430ea38baa4c5f7eda20e2756efaf611cc7
PDF
Publication pageef039950b7fc96c5457ce41fa537e7aae20ccffe8df5521513db4ee55614b878
Manifest11f80c986c330bbdf706edaa7c72ae131980ca6ba31274a7c8a23094929c44b0

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
Signaturevuq45VfVc4Jb5xXkxqulTWwMDzJyqWWNyMMVtF0TN/3iKqIbvZxX+Qp478MrUolsEvWc34Wz4FkdqHPv7NnkBw==
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

2026-09-17T10:33:32.605253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066349
observed ef039950b7fc96c5457ce41fa537e7aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.586423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066349/manifest.json
observed 11f80c986c330bbdf706edaa7c72ae13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.568420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066349/publication.md
observed 6b9540f4f599765e326f1cf293838430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.551259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066349/publication.txt
observed 89f3b86c07b0ff66b2618330a5b8ed59...
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.