OpenTechnical

OT-2026-000036817

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000036817) never changes.

Identity and time

Publication numberOT-2026-000036817 · never reused
Internal UUID01a0ae77-773e-7283-a5cf-02e22b54f833 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036817
StatusPUBLIC

Content hashes

Canonical textf18fe589dca1623f35728647529a89fc613c2bb924c60bb7f8b5efd031aefc4a
Markdownbf9bc7a4f949eb11e24b5e01bf3d2025dd69cf94186f5402fa13b4bc3beb293e
PDF
Publication pagee190a1c9967ad98a361322ecd883f39d5864dbda865573f059bb2300790ef8bd
Manifest2bcf2d0648b9bc64759a76f17ee58867a982d57b22e606b25ef3ca60dd7636a1

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
SignatureNSf7RfhqXWKvkKS8F9xCQ91zrOvKkUN1usUQSe6nEOgVyKPajWjKjlYlmbVRXE75CTGiCZ5cmHN77sHpMBreDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:25.872453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036817
observed e190a1c9967ad98a361322ecd883f39d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.854500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036817/manifest.json
observed 2bcf2d0648b9bc64759a76f17ee58867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.834167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036817/publication.md
observed bf9bc7a4f949eb11e24b5e01bf3d2025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.814058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036817/publication.txt
observed f18fe589dca1623f35728647529a89fc...
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.