OpenTechnical

OT-2026-000058124

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off after 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-2026-000058124) never changes.

Identity and time

Publication numberOT-2026-000058124 · never reused
Internal UUID01a0ae88-6eda-718f-b14b-d523dfc5bf86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058124
StatusPUBLIC

Content hashes

Canonical text29a24e1b0c36fdee93f58aa05e3731083884b19efb7559aa4714c2c2e2746d51
Markdowna206ae9d6a9c49a4a97768917c3d18e586efa211d2fee4a1d3f6a6e80c272a06
PDF
Publication page8a3b9e189bab9ca7623cd8fe88efa62689edbd7b8db80fceeb336970f79a9b35
Manifest0f3c74f6c0befa376f876086724eafa63fb17b6ffc79ed470466832f83d471a3

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
Signature1JdFcR82Tva9bjDCxDv+EikmDxmmQTO55DojtpJ7N0IaUgCK1m4wGoSdT/VlFMcHgrI9MR34RhjwVSsqM8SBCw==
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

2026-09-17T10:47:48.088274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058124
observed 8a3b9e189bab9ca7623cd8fe88efa626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.072636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058124/manifest.json
observed 0f3c74f6c0befa376f876086724eafa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.056929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058124/publication.md
observed a206ae9d6a9c49a4a97768917c3d18e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.039151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058124/publication.txt
observed 29a24e1b0c36fdee93f58aa05e373108...
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.