OpenTechnical

OT-2026-000006783

Publication integrity record

Bellows cup vacuum gripper, ejector fed, vented before set down, plastic cups, two fold

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-2026-000006783) never changes.

Identity and time

Publication numberOT-2026-000006783 · never reused
Internal UUID01a0a967-41d6-7014-8ddf-f5c64c5d2165 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:31.705000Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006783
StatusPUBLIC

Content hashes

Canonical texta3d523b2a871e8d5caf5749f566b252fc4bb2c66a05e957bbda646a1087627a8
Markdown2e1acf0cc33445122bac8eab757f881300f2fd1a12c78a3a61dbcaac1d31e793
PDF
Publication page70ae6ede4ec7c53e0ae1ed052620f02dc3e7b2132b7d2a70fa9fcb508408265f
Manifest24fd7c65ccbcb7743c66e3a7aa5624cc2369785947f5aa4ecfe8ae744a5de50d

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
SignaturebODeABbVFA41h0WD7oVe/8b74HyPyReqF3TGTPEH7EZSsLr6IvozeEJppjf+nrdYpw3FpzyWlC484UPJA02qBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:06.901201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006783
observed 70ae6ede4ec7c53e0ae1ed052620f02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.887403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006783/manifest.json
observed 24fd7c65ccbcb7743c66e3a7aa5624cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.750885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006783/publication.md
observed 2e1acf0cc33445122bac8eab757f8813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.738498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006783/publication.txt
observed a3d523b2a871e8d5caf5749f566b252f...
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.