OpenTechnical

OT-2026-000058936

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000058936) never changes.

Identity and time

Publication numberOT-2026-000058936 · never reused
Internal UUID01a0ae89-479f-7403-bee3-450db18e10b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058936
StatusPUBLIC

Content hashes

Canonical text139717a1720caf7b0e429d066c1570cde751936168edfd133e3e9a3914b00f42
Markdown12d901fc3fff3ab736a8c77417fdea8d61697e184000988e11d752f3d9827be0
PDF
Publication page98c566e8bc273648db4a9b39706d9f100617e45165bbf2b281fcbaedb312b9b9
Manifest0c50816e017400621715c9748c3f774a4cc553d87b5fa5d6296bd2d7e5908999

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
Signaturem9U5ExHpRKRtVkjj4JzT5mxD18lUzgAaFkRSI1wfVEBIxomlIRhj6CfvixVhB1sRJxxCFAaTwu9ysTCpBX53CQ==
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

2026-09-17T10:46:30.568108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058936
observed 98c566e8bc273648db4a9b39706d9f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.551545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058936/manifest.json
observed 0c50816e017400621715c9748c3f774a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.533868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058936/publication.md
observed 12d901fc3fff3ab736a8c77417fdea8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.515506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058936/publication.txt
observed 139717a1720caf7b0e429d066c1570cd...
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.