OpenTechnical

OT-2026-000088012

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000088012) never changes.

Identity and time

Publication numberOT-2026-000088012 · never reused
Internal UUID01a0ae9b-1aa6-7624-9f89-12c7a7191fd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088012
StatusPUBLIC

Content hashes

Canonical text212ae5dbd8620f7004d55ffa1e14571ca3cbec8ce93ca4eae8eb225bb5729773
Markdown867859950d2567282d1a38b313394407212493c9c92f79e37bdd3cbabcf76a58
PDF
Publication page3c326160e36685d26601e250448bf5c491061123bd9c82c9c4102fdcad32ed3d
Manifestc88ac8f88efb5b665f51d9bf4db4d425fd7542b929e432197632ebbcdd0cf10e

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
Signature7orzP8Gk4O+0leLvO/9iE5fGhbs4Fem4Q2eGmhsDDC3qaD0j/X8K71KU/WIPvG4AfgZxQHOcwNerr+TA6CBKAQ==
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

2026-09-17T09:49:23.541494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088012
observed 3c326160e36685d26601e250448bf5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.522465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088012/manifest.json
observed c88ac8f88efb5b665f51d9bf4db4d425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.504434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088012/publication.md
observed 867859950d2567282d1a38b313394407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.484751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088012/publication.txt
observed 212ae5dbd8620f7004d55ffa1e14571c...
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.