OpenTechnical

OT-2026-000058600

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000058600) never changes.

Identity and time

Publication numberOT-2026-000058600 · never reused
Internal UUID01a0ae88-f39c-7449-92fa-933933200a4e · 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-2026-000058600
StatusPUBLIC

Content hashes

Canonical textff0209f0102b292cb0d3c6e679c59c381067525c1897b8b08e525ab591dbb4c3
Markdown88d3eb1f456f2cac8bda5f23376f04f30603ba4298dda32243e8fd97dc62ea91
PDF
Publication page6c908b9c26a94d94999221518d316539755fdee32dbc437f7fc4ddbc8de5abab
Manifest4f7f3f9866c3eb2921e040d49fe1a64aea675af757fb6742144aec4ad226b782

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
Signaturer2geilN6ChYRkkh7Es80dKjNqEq+ufb3eUVw+tS7jmli1pHVkmOkmf74LLHXFa4959cH+Fxd6DdtHZ30C0MqAg==
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

2026-09-17T10:47:04.448948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058600
observed 6c908b9c26a94d94999221518d316539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.429855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058600/manifest.json
observed 4f7f3f9866c3eb2921e040d49fe1a64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.410742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058600/publication.md
observed 88d3eb1f456f2cac8bda5f23376f04f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.393187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058600/publication.txt
observed ff0209f0102b292cb0d3c6e679c59c38...
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.