OpenTechnical

OT-2026-000040016

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000040016) never changes.

Identity and time

Publication numberOT-2026-000040016 · never reused
Internal UUID01a0ae79-26fc-78ba-97ee-26fa28547fd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040016
StatusPUBLIC

Content hashes

Canonical text6c5491ce27140b1eae058ca24aba83871d64103c25d83852afd6919b1bae6b3e
Markdown9613d87a9723197853e893f521a5047f0825ce04d69c888a94260f70c3e905b9
PDF
Publication pageb1180281a8a9ffb0703f732a833db5b595812a03ba45dcf4d047a1cb61f0fab6
Manifestde33a27f92d037fcf51a8877b6aeb0021ca91e38cb224108b3ae9a55384f0cc0

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
SignaturevrTzFNltyvrg0CKbsEefmdpISJiZ4JNXkVS9Dbqshbe1B37GajDOiPgm0/OEF2PycVw+H2t/WPzcK59ATAg6DQ==
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

2026-09-17T11:20:32.714360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016
observed b1180281a8a9ffb0703f732a833db5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.696285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/manifest.json
observed de33a27f92d037fcf51a8877b6aeb002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.676767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/publication.md
observed 9613d87a9723197853e893f521a5047f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.658890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/publication.txt
observed 6c5491ce27140b1eae058ca24aba8387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.746952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016
observed b1180281a8a9ffb0703f732a833db5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.730214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/manifest.json
observed de33a27f92d037fcf51a8877b6aeb002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.709187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/publication.md
observed 9613d87a9723197853e893f521a5047f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:50.692529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040016/publication.txt
observed 6c5491ce27140b1eae058ca24aba8387...
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.