OpenTechnical

OT-2026-000022444

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000022444) never changes.

Identity and time

Publication numberOT-2026-000022444 · never reused
Internal UUID01a0ae6f-f4fd-76fa-b3e7-c316a0bb0da5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022444
StatusPUBLIC

Content hashes

Canonical textb7935c45706364745e8b3565639b93335b6e60df188a23c7dd047136a1caa558
Markdown12c3a725a0c92542ab416501ff3652e03cee3dd48572c7fdbc19c50231679acb
PDF
Publication paged186faa089453ee8218b79ca82e49caea813cf1e6dd1b814fb74ea2d753b05b8
Manifest75a48f8c6cca8a6afae173c391226bafc26decaf6d3704c04357573bf304f672

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
Signature23E00NOKDrqCk0fHGtksJM4jHkG7VmDOhQ1/RliKmpCB91z2IYTFGjLQZ0WHW7Q+j3os90Zsm/H7pEQPof5pBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:50.351646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022444
observed d186faa089453ee8218b79ca82e49cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:50.332440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022444/manifest.json
observed 75a48f8c6cca8a6afae173c391226baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:50.313478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022444/publication.md
observed 12c3a725a0c92542ab416501ff3652e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:50.297612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022444/publication.txt
observed b7935c45706364745e8b3565639b9333...
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.