OpenTechnical

OT-2026-000060555

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000060555) never changes.

Identity and time

Publication numberOT-2026-000060555 · never reused
Internal UUID01a0ae8a-b7cc-7236-aa9c-93a09956710a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060555
StatusPUBLIC

Content hashes

Canonical text3b3f8c3d91202c6d3936711299f17673c9048defb2913a7f105fe02306a1d298
Markdown068b064785d58f89b7cbf061a36854b9f22e4d0289aef1e180369b2688fd2b2c
PDF
Publication page553b819192b9c0250e3a2de2ee96c63c8cc8f7b5e78a0ad8efa4ce6b580ace50
Manifest3cf0ad472e4d19a5944a7def0c83342b3775b6c1d6d55115377a6370765da3df

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
SignatureyOfDjRzWVh3MAvrSQz8fuMQicY73pfujT+t7VYoOAVOB6isH8D5CLlX/v5XWKFvEdeuMqRAzgjUqW/z5PUJAAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:10.055315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060555
observed 553b819192b9c0250e3a2de2ee96c63c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.037453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060555/manifest.json
observed 3cf0ad472e4d19a5944a7def0c83342b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.018304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060555/publication.md
observed 068b064785d58f89b7cbf061a36854b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.000154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060555/publication.txt
observed 3b3f8c3d91202c6d3936711299f17673...
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.