OpenTechnical

OT-2026-000041846

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000041846) never changes.

Identity and time

Publication numberOT-2026-000041846 · never reused
Internal UUID01a0ae79-e8a5-710e-af69-768884eed854 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041846
StatusPUBLIC

Content hashes

Canonical text781ca75f91c1f5730ed883d59c39bad8c84806ffbb01eda5c83994aebfec92d6
Markdown0c18b94daa226e02c8c9ffbe832e087639f9c29802a706d7d4c5bff80437a0fe
PDF
Publication page402c7a92ebc25ac43e1bd3bc50cd151a30295705789452bf5a86b7fd2927a5f7
Manifest8f904d221bb695ca52dc96d35df60ead5ba1a458825bdd2b750bc8e10f21dbaa

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
SignatureSFBPoQsQ6UcBI0djMZg4oDmWyM1zIIEhd0lrXhzmWoX/ngc6jHMFuZSDGWUx8wcW6lp+Uxr3wfiHeFNgzBfDDA==
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

2026-09-17T11:16:42.861916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041846
observed 402c7a92ebc25ac43e1bd3bc50cd151a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.843270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041846/manifest.json
observed 8f904d221bb695ca52dc96d35df60ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.826139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041846/publication.md
observed 0c18b94daa226e02c8c9ffbe832e0876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.809686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041846/publication.txt
observed 781ca75f91c1f5730ed883d59c39bad8...
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.