OpenTechnical

OT-2026-000016747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000016747) never changes.

Identity and time

Publication numberOT-2026-000016747 · never reused
Internal UUID01a0ae6e-5919-7df7-9d80-b88587aed713 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016747
StatusPUBLIC

Content hashes

Canonical text727b9a974f098c9935747915a26e202c851f5e312c1ec315385cf71d58751c9b
Markdownccfc22697b9a5c7c513f4ee0af51558dbfe798608a204002fae3b54cfd80fe5d
PDF
Publication paged3fc106e934d932e4cca09a554774b897fe07a3ba97b573a8cb05805cb3f7a89
Manifest4224f912950541c63d99476d2f41b444d950a041721277ea347b12c6126c4024

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
Signature16amp8uBfqfeWtDEMNrFK3H2S2vFueuHxQtvTRwCwvZMPlV5215SlGZ4p5hcBDO1eLz/gPMQiVBzh89jRi4CCg==
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

2026-09-17T12:02:58.811519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016747
observed d3fc106e934d932e4cca09a554774b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.795314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016747/manifest.json
observed 4224f912950541c63d99476d2f41b444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.777567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016747/publication.md
observed ccfc22697b9a5c7c513f4ee0af51558d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.761167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016747/publication.txt
observed 727b9a974f098c9935747915a26e202c...
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.