OpenTechnical

OT-2026-000047490

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000047490) never changes.

Identity and time

Publication numberOT-2026-000047490 · never reused
Internal UUID01a0ae7f-3e58-7e93-9453-2c190113054f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047490
StatusPUBLIC

Content hashes

Canonical text9ad950f4aa3bd439ac1b33e40447abd4cc80f5b7093fa7e42df8e9f5158cc298
Markdown819a57a313879a04d9df554af1072933ebcc86939ad66b65afa6b4c0678caa77
PDF
Publication pageae9cecbe7a72e6cbe837e1795775dddf9969b9f15f7dbb3350b63588e058422c
Manifestfa641b73059b96a1743fa1f964dcef5c744349d83ca0bbade6c96fa77cca877a

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
SignatureZkb7As3BPJx4jOPaWvD4h53dSkePPoH/d4heXdVD37dvHZk/Lb0oBusn1tx/ZR0h6GRjI00IGol+Hw6cpAiwCw==
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

2026-09-17T11:06:31.885207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047490
observed ae9cecbe7a72e6cbe837e1795775dddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.865706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047490/manifest.json
observed fa641b73059b96a1743fa1f964dcef5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.847579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047490/publication.md
observed 819a57a313879a04d9df554af1072933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.828658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047490/publication.txt
observed 9ad950f4aa3bd439ac1b33e40447abd4...
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.