OpenTechnical

OT-2026-000085135

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000085135) never changes.

Identity and time

Publication numberOT-2026-000085135 · never reused
Internal UUID01a0ae99-43b9-7595-9c1d-62d7d5517a7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085135
StatusPUBLIC

Content hashes

Canonical texte2a44939cff3e704badc6530132546ecae0e7629b7a529fed5458b0783e668b4
Markdown1d035396d5066c5b34fa15a72a9557b16bd73633c7a74ec6dc825ceff6d93f0d
PDF
Publication paged5362ac4f0eb0187004a13892124d944dee946ba0f342b2b8b4cabadd663e7a9
Manifest545069a81ab9f3ba1587fa6f0612ee93a878a489941fbd98c03f6dbb9a4b58e7

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
SignatureElxrLjoXW00Yc8Z3sMox18tPim4udlGZeatwHbMg2LxoPw2wf+pNtsiYT5VYEzDJilbilRFzhM8y8Y3hSU7XCw==
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

2026-09-17T09:55:12.697398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085135
observed d5362ac4f0eb0187004a13892124d944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.680568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085135/manifest.json
observed 545069a81ab9f3ba1587fa6f0612ee93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.663387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085135/publication.md
observed 1d035396d5066c5b34fa15a72a9557b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:12.646047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085135/publication.txt
observed e2a44939cff3e704badc6530132546ec...
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.