OpenTechnical

OT-2026-000040554

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000040554) never changes.

Identity and time

Publication numberOT-2026-000040554 · never reused
Internal UUID01a0ae79-6d0d-7a31-83c7-2144d5fff482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040554
StatusPUBLIC

Content hashes

Canonical text6e2b038958da026304f4ac3410f8c6a2f45bed4266100cad387de08f03628ba0
Markdownf68280cc3a7f56267f1fba8360a8a3e5848edc161c8ede4cbfd8091be639f82b
PDF
Publication page7bacfcdf74bf96f19e7cb6e90633c5aa2157b493c5ef996324edc236f93a696e
Manifest6d2c894908ed223e3d2b5ce4ae001f2028f7201d31fd9fd0c9b1df5be0f603b0

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
SignaturerrkYJbsTCoVoFhy9UrhenSaiUWEmASPIRgfIXB70t90AjnygbEIr7soQmdr/xEeVqn3DdltCQRNb5PVuKKStCA==
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

2026-09-17T11:17:42.784258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040554
observed 7bacfcdf74bf96f19e7cb6e90633c5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.766988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040554/manifest.json
observed 6d2c894908ed223e3d2b5ce4ae001f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.746991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040554/publication.md
observed f68280cc3a7f56267f1fba8360a8a3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.726058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040554/publication.txt
observed 6e2b038958da026304f4ac3410f8c6a2...
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.