OpenTechnical

OT-2026-000062886

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000062886) never changes.

Identity and time

Publication numberOT-2026-000062886 · never reused
Internal UUID01a0ae8c-94a8-7868-b590-b76331a1f09c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062886
StatusPUBLIC

Content hashes

Canonical textae9003b125e85c3a6fbfdd5dddc3e0a769b60c45f8b869dbb663c6a4c56307e2
Markdown75952d98040cfe98fa1540eaf9bd382027117b4aef192097e75545651a75e686
PDF
Publication page737e30db0bbb81829b17016dd30d30a76508b8559e0c8e98c49baf7d1fec5d84
Manifest61259eeac055db73f026f2b2befdc831012fd9dc1c0891593e5ee7d40ab6e9d3

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
SignaturehXPL2E7IVwuhKtM+2+nGpFWm8sAzkplwr2qzx6LzK4Tpzm3RExavHkfcrKAG5m85YqjIjNWlyngEF5JSeQFWDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:14.947444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886
observed 737e30db0bbb81829b17016dd30d30a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.925252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/manifest.json
observed 61259eeac055db73f026f2b2befdc831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.904436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/publication.md
observed 75952d98040cfe98fa1540eaf9bd3820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.883592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/publication.txt
observed ae9003b125e85c3a6fbfdd5dddc3e0a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.443895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886
observed 737e30db0bbb81829b17016dd30d30a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.424477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/manifest.json
observed 61259eeac055db73f026f2b2befdc831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.406682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/publication.md
observed 75952d98040cfe98fa1540eaf9bd3820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.387651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062886/publication.txt
observed ae9003b125e85c3a6fbfdd5dddc3e0a7...
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.