OpenTechnical

OT-2026-000070442

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented before 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-2026-000070442) never changes.

Identity and time

Publication numberOT-2026-000070442 · never reused
Internal UUID01a0ae91-545f-71e5-854d-b19797fc86d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070442
StatusPUBLIC

Content hashes

Canonical textbd158b72a18d2df95eae74590b2d94d5128bd6ab130a5ad8e872700639fb4b68
Markdownc2249f2bad149ac47f778fd233ed304935c9196cb72155d031842c7def116c25
PDF
Publication pagecbd42e116fb2f211234fd6d330c8f9e56500def18503b62851c8dd92588eaec3
Manifest264a11fb796c88519b9da3179f037b105c4c448d6f81f84e4357679cb26d5403

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
SignaturetWmH+bc/y5TFGCwCHHAAeQLK6Jvmv15ORuvHEF8gjeGDTNfpjTq2nDQcKE6waHG8ueZiE1tMy2bzftz+5v71Aw==
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

2026-09-17T10:26:15.822504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070442
observed cbd42e116fb2f211234fd6d330c8f9e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.803796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070442/manifest.json
observed 264a11fb796c88519b9da3179f037b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.785580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070442/publication.md
observed c2249f2bad149ac47f778fd233ed3049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.767687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070442/publication.txt
observed bd158b72a18d2df95eae74590b2d94d5...
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.