OpenTechnical

OT-2026-000098983

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000098983) never changes.

Identity and time

Publication numberOT-2026-000098983 · never reused
Internal UUID01a0aea2-8287-73b1-adcd-59e9ccb8ce7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098983
StatusPUBLIC

Content hashes

Canonical text96ba457d70a90524a2a24c7fdba568a55443f6882eab1cf8a85c54e2ed2e2476
Markdown24340bf789f68ac93d3bd5dbeebac5fb372c2516e3d77c58ae1effd59babb288
PDF
Publication paged5b5055303f04b56e9f97aa45246f4d6d5c07c4a642330bfea012d28b23abd76
Manifestfe4da10e66613f95c54f55db4177891c6d42a4c5badd3c1451b9dbca3844368d

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
SignatureXs5PeRl03awmn+m+aNKjrhXWCx7BkA9iU2WHMtg0kwcFvq8uLcI2YdgRevaeH7TLauKrzaclxolCV7cxIvF1Bw==
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

2026-09-17T09:30:03.861771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098983
observed d5b5055303f04b56e9f97aa45246f4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.843844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098983/manifest.json
observed fe4da10e66613f95c54f55db4177891c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.825547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098983/publication.md
observed 24340bf789f68ac93d3bd5dbeebac5fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.807835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098983/publication.txt
observed 96ba457d70a90524a2a24c7fdba568a5...
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.