OpenTechnical

OT-2026-000058524

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained 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-2026-000058524) never changes.

Identity and time

Publication numberOT-2026-000058524 · never reused
Internal UUID01a0ae88-f39b-7189-816c-fe9dcbb25544 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058524
StatusPUBLIC

Content hashes

Canonical text60bf64c0518d9a7f8c89f5281d2ab1c8aad75dda1ac75e265e5b9c381f043edd
Markdown99d355b9a512d0795e3458ac057437ba79300400fdaf0ff2f63a10a1ecdc914a
PDF
Publication page69d3219cc411af8ccdbd13446bab8896c7a6c4395a12014f09a3057b0e98f39b
Manifest7741c99672c144b0eef7309202db14292f9f07520b92b78fbad5465a7593189d

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
SignaturesEbgXSy5crQx5jRxSUJeTsTdV9AsozADCcuS8ks4swPQN84l+982jCF2UW03C6FhFvyggLTPeZgGl3qfOi0bBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:59.125781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058524
observed 69d3219cc411af8ccdbd13446bab8896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.109533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058524/manifest.json
observed 7741c99672c144b0eef7309202db1429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.093345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058524/publication.md
observed 99d355b9a512d0795e3458ac057437ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.061213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058524/publication.txt
observed 60bf64c0518d9a7f8c89f5281d2ab1c8...
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.