OpenTechnical

OT-2026-000017165

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000017165) never changes.

Identity and time

Publication numberOT-2026-000017165 · never reused
Internal UUID01a0ae6e-76c7-7c93-a5bc-48eebbd39d4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017165
StatusPUBLIC

Content hashes

Canonical texteec9fbf44f5345ec4c3408a056052c97fe636818df1d5b6489cfda41cababce4
Markdowndc991d141a179542ae722a2c2a6d3ac6d97b939d725b3798d4328a3a02ae6d5d
PDF
Publication page557767b6061066a780f56f4e87dcc7bbc657d6f1b71c041ade7945777233d3e4
Manifest3121a7b7574b076d65ec52a8ee35f70fa37592bab3698e2927dda1227f9d39f2

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
SignaturehCNQjASExJvnWb4z5nw5m/AaPln0oguvn1JIWg177drBLA+MXe19p0UyD4AMftpysqBQuzLNF1WV1uxFfi+nAQ==
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

2026-09-17T12:02:13.864320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017165
observed 557767b6061066a780f56f4e87dcc7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.848789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017165/manifest.json
observed 3121a7b7574b076d65ec52a8ee35f70f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.831325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017165/publication.md
observed dc991d141a179542ae722a2c2a6d3ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.814325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017165/publication.txt
observed eec9fbf44f5345ec4c3408a056052c97...
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.