OpenTechnical

OT-2026-000058369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000058369) never changes.

Identity and time

Publication numberOT-2026-000058369 · never reused
Internal UUID01a0ae88-f399-738c-9c98-fc2871996c5d · 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-2026-000058369
StatusPUBLIC

Content hashes

Canonical text39ba4e3e6c30d03b081e84c64114926ad62a31f2911bcad8ad0c3a7c51c70b34
Markdown0a49c49f3a0333093bf4c988f0c0d127229d802a9cd4bde2ffc32ca75428ff5c
PDF
Publication page943aeaf679d9e51ee2e9dcd92ba672aa9ba366160cb7814d24bf39657e140632
Manifestfbe7dd33fee75808dc982181d1e4ffa595e1301d2f0c76090c6f3c091efa56bd

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
Signature8Unu7xdPzQisKe7b4q7FB8rVwOeEwuudEOvDlL4VbijD+8fepTZD9m1dt3ez1xiLpq7mLp5Za8f4dU3lZsiKAw==
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

2026-09-17T10:46:47.397987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058369
observed 943aeaf679d9e51ee2e9dcd92ba672aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.380881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058369/manifest.json
observed fbe7dd33fee75808dc982181d1e4ffa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.363651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058369/publication.md
observed 0a49c49f3a0333093bf4c988f0c0d127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.347444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058369/publication.txt
observed 39ba4e3e6c30d03b081e84c64114926a...
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.