OpenTechnical

OT-2026-000098718

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000098718) never changes.

Identity and time

Publication numberOT-2026-000098718 · never reused
Internal UUID01a0aea2-42ae-75e2-9a26-539b7c824d44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098718
StatusPUBLIC

Content hashes

Canonical text81bd07476685a2a3e20501f73b789e21c04289a687fbc1c7602d36618cb28502
Markdown6c0e1a80ad8306249780c892fe793bda77b5c480614829feea30c7de74c666d1
PDF
Publication page2bbe29768c7b416fcc0cded3cdef86f6990dd8a9f1cbeab64cbe66924ee483ec
Manifest57a43c4349963282a9995fc3dee947a2a74b94e5b39c01839f7cd022b3067393

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
Signaturew33NGmi8KN+dCxCYMWQhfNsDOPzVRlBQnvauinjgT5+qfFplofsEMPEdgkthdXCxubBCEswbzLSRLPbW7Z2qCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:01.660281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098718
observed 2bbe29768c7b416fcc0cded3cdef86f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.641359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098718/manifest.json
observed 57a43c4349963282a9995fc3dee947a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.624157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098718/publication.md
observed 6c0e1a80ad8306249780c892fe793bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.607263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098718/publication.txt
observed 81bd07476685a2a3e20501f73b789e21...
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.