OpenTechnical

OT-2026-000058593

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before 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-2026-000058593) never changes.

Identity and time

Publication numberOT-2026-000058593 · never reused
Internal UUID01a0ae88-f39c-7561-9b71-72d6cf0e3e87 · 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-2026-000058593
StatusPUBLIC

Content hashes

Canonical text4452b218dd53d3b5743bd53fcc577f57bc3a638bbdace3e9d58cca9cc605af07
Markdown28d51b0e12e80471ee9f103904bfa27ea0b34c64f19f21436fe7cf673ebfe2af
PDF
Publication page2ae0672eba063d62c6a349da22e02affb1ec61f38d85bf25f8162b44e9c519bb
Manifest1a73b7c45788494f7daeae85c776572e49b49ee4ae81f43216f84d2626655526

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
SignatureRZNuHEfNl81D2OXmc09Mya6PYXxDCnNORMkDludOgYragaG6KR9OB+d2mEVpLJlRFi/Pef82wFNeNte+Sm/NDg==
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

2026-09-17T10:47:05.458310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058593
observed 2ae0672eba063d62c6a349da22e02aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.440079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058593/manifest.json
observed 1a73b7c45788494f7daeae85c776572e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.423483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058593/publication.md
observed 28d51b0e12e80471ee9f103904bfa27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.404079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058593/publication.txt
observed 4452b218dd53d3b5743bd53fcc577f57...
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.