OpenTechnical

OT-2026-000047210

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000047210) never changes.

Identity and time

Publication numberOT-2026-000047210 · never reused
Internal UUID01a0ae7e-d0f9-70c7-b8d8-5553a83116c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047210
StatusPUBLIC

Content hashes

Canonical text1cff35587a2bf36aa3be2757789465c32a5e855cb4cba5d09ead41f282bff84b
Markdown6bbb95e7086c428389185f8c2589350111f46b322415ec3198cd2b3676344e9a
PDF
Publication page1fe730e7ae2fd81e2c720e331e4661e03410ef0d52c78b31b7c2567902769462
Manifest14cf38a4191a4cab4c1c5638823cba98525eb87918220a75c0f2c4bfd1dd0736

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
Signaturex3AsldkOQiNEpSm6MbrDueGOQi0DoogPqfzVtFJJW2mTwmHNBCpZ6t8/aKxCSFpH0D1flThZq6liz/GRdvAxBw==
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

2026-09-17T11:08:02.647730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047210
observed 1fe730e7ae2fd81e2c720e331e4661e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.629240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047210/manifest.json
observed 14cf38a4191a4cab4c1c5638823cba98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.608862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047210/publication.md
observed 6bbb95e7086c428389185f8c25893501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.586414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047210/publication.txt
observed 1cff35587a2bf36aa3be2757789465c3...
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.