OpenTechnical

OT-2026-000058136

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-2026-000058136) never changes.

Identity and time

Publication numberOT-2026-000058136 · never reused
Internal UUID01a0ae88-6eda-77cf-b718-2a89d221239b · 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-2026-000058136
StatusPUBLIC

Content hashes

Canonical textbd79596ccdfb3b0e6d36cd09248cca6b3d1e1ff38a34e4439f7afa6bb391681b
Markdownb70a7207d9165b64b63fcd97be7d12c0ba64e8d24209e28fcfce8a7e47b3a47c
PDF
Publication pageb9ed822118a213e4b05be12523f55c4e375be379947aa91a9847f139a5eb3b8e
Manifest7871fbf5da03e9de6670833d4a5d38984df41a734e0a8b6920ce5dfdd963aaa2

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
SignaturelyygQnWUSF31+HWiZpj877z6k0YIO8oqBY7GusArWsGn37509InJaCHT+6HjFNwRRXJMwEjJlSX6MZEFyOglAQ==
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

2026-09-17T10:47:49.111014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058136
observed b9ed822118a213e4b05be12523f55c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.091537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058136/manifest.json
observed 7871fbf5da03e9de6670833d4a5d3898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.072611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058136/publication.md
observed b70a7207d9165b64b63fcd97be7d12c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:49.051700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058136/publication.txt
observed bd79596ccdfb3b0e6d36cd09248cca6b...
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.