OpenTechnical

OT-2026-000042696

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000042696) never changes.

Identity and time

Publication numberOT-2026-000042696 · never reused
Internal UUID01a0ae7a-c0cf-7a69-a052-9b93703ac416 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042696
StatusPUBLIC

Content hashes

Canonical text218f619d33b8cb1420a85e14d92c7cbf8788ada9540e0e347d21bfb001ca559e
Markdown0ce68fd1db5e5af89c4a90cf4c0185cf1d6c3870ccb32441b59ed265013d7de7
PDF
Publication pagea97999f0025d7711501939f797b9450db8f31c7f2f1515931bfdd0d9204c5fe5
Manifestf5053fd4cafc90020bcdbf3503d4f472d9e9fc631476199f8cad0ad32606a8c0

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
SignatureHcjYnEYhkdS9QOgr7jU2qbOqyZfn4o4Aplrkjbf3xdxoQw1qjv5se2GHSOqFdZQyV0JkkFb9wq3T6uzOxIJrDg==
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

2026-09-17T11:15:03.303157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042696
observed a97999f0025d7711501939f797b9450d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.283611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042696/manifest.json
observed f5053fd4cafc90020bcdbf3503d4f472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.265153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042696/publication.md
observed 0ce68fd1db5e5af89c4a90cf4c0185cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.247570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042696/publication.txt
observed 218f619d33b8cb1420a85e14d92c7cbf...
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.