OpenTechnical

OT-2026-000046588

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046588) never changes.

Identity and time

Publication numberOT-2026-000046588 · never reused
Internal UUID01a0ae7e-57de-7e02-a30e-f1371948cb2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046588
StatusPUBLIC

Content hashes

Canonical texta81fc0327994c4349b292d0bfcd3e3619f9c6550ff73d480e4c76d9e9b03116b
Markdown9e416827b9a517a68969fe02e2c069b303ad6969cb1f9544011ee8d5032091e9
PDF
Publication page0a2d9efefe8f534c67271b0a7ccf9152f98c47733ea947933573c8f479b3ee7f
Manifest584b4f3eb2ad6619e5591c1711214b645d27d68dd780f5a6d6d7ee3bcd64ef3c

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
SignatureantqbV5tMQQyExNDX8vpI+iFWWFz5VoQL0YgTB3wmYwmg74TPZp2muVEwNmpN4lTf0M1l2D68dNREhVlvgBrAw==
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

2026-09-17T11:08:39.695156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046588
observed 0a2d9efefe8f534c67271b0a7ccf9152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.678099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046588/manifest.json
observed 584b4f3eb2ad6619e5591c1711214b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.659446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046588/publication.md
observed 9e416827b9a517a68969fe02e2c069b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.638668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046588/publication.txt
observed a81fc0327994c4349b292d0bfcd3e361...
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.