OpenTechnical

OT-2026-000089118

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000089118) never changes.

Identity and time

Publication numberOT-2026-000089118 · never reused
Internal UUID01a0ae9b-db00-7c39-99d2-b52be80e27b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089118
StatusPUBLIC

Content hashes

Canonical text724fd85f5ae553cca61df1e866c9ad84db6342f64a50fa3d5fdc96e2c88d20aa
Markdownd8e98c1e247e41d78db824a88db858c07706be94c3cdd404933ab1bc49ec7367
PDF
Publication page68b68db22e7761430dd4fb51054dafa23102dadb3cb38a5a352fae8ba326ed03
Manifest05b1708b961e71e21f18d2fafe5dda55b64c583ea150e2c7833a57f412f68b0d

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
Signature0pEbmxWQN34zU/LhqQy8nmNWPYjcgTfFsYhFafVRRiQzJfMwV9QL66dXx5PP/2oeoRi+AhLquS0Knpw8lQCxDg==
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

2026-09-17T09:47:01.766299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089118
observed 68b68db22e7761430dd4fb51054dafa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.747396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089118/manifest.json
observed 05b1708b961e71e21f18d2fafe5dda55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.729431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089118/publication.md
observed d8e98c1e247e41d78db824a88db858c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.707440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089118/publication.txt
observed 724fd85f5ae553cca61df1e866c9ad84...
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.