OpenTechnical

OT-2026-000050451

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000050451) never changes.

Identity and time

Publication numberOT-2026-000050451 · never reused
Internal UUID01a0ae82-5c48-728c-96c6-539def35f90f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050451
StatusPUBLIC

Content hashes

Canonical textd08e55176fb3381e6d3a477742838acb8cddbb1547a2a341e6d2bfd95b537bbd
Markdown01ada0e8f439dc9d725bd5bd6f3e9196290b3180f311109889fb5bba20410274
PDF
Publication page5d492e3025d7eb6957cd302821faff43340c19d8d8b288fb4b8a9cd25654c719
Manifest49b7ebde4856858b8849823ac1bc3ccf54b6e09169f10e8a81f0166219fb54c6

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
Signatureuc/umbtNvREeeudRJe1hCKsJGLRXqN430s4+lwen6LcnTPV+tvg5q1sXtPYiX0SN61CAwcnXW+8CeJfWfj4JAQ==
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

2026-09-17T11:01:30.039127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050451
observed 5d492e3025d7eb6957cd302821faff43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:30.021491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050451/manifest.json
observed 49b7ebde4856858b8849823ac1bc3ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:30.005244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050451/publication.md
observed 01ada0e8f439dc9d725bd5bd6f3e9196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.988542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050451/publication.txt
observed d08e55176fb3381e6d3a477742838acb...
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.