OpenTechnical

OT-2026-000026279

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000026279) never changes.

Identity and time

Publication numberOT-2026-000026279 · never reused
Internal UUID01a0ae71-f4a6-7fbb-bb8a-d8c885ab17d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026279
StatusPUBLIC

Content hashes

Canonical text11667758a8cde177baebd6638b76c04439f18951368156ed1ab69ee79fccd867
Markdown390688305a863039b6f71e2f8135afdb2ef705bf84250ac6d2697f3926567bbc
PDF
Publication page7c6c730e6a03cfa5bbfbfe4d4e7edbc89499b07007be2a6916e9bc0726725a16
Manifest575437c20218b26ec089dd7da8a27dfb9fc441b30846a38df35e531ab37c6425

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
SignaturefAKj3ECuRYb8JCcUPfSxztnYoJweF23t8MwnqW7J1D35vSlcnbh9ZQjp9BEEKxkaXQT8j8OtPID2lZbesn3tAQ==
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

2026-09-17T11:44:08.778397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026279
observed 7c6c730e6a03cfa5bbfbfe4d4e7edbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.761402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026279/manifest.json
observed 575437c20218b26ec089dd7da8a27dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.743556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026279/publication.md
observed 390688305a863039b6f71e2f8135afdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.680989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026279/publication.txt
observed 11667758a8cde177baebd6638b76c044...
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.