OpenTechnical

OT-2026-000032807

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032807) never changes.

Identity and time

Publication numberOT-2026-000032807 · never reused
Internal UUID01a0ae75-4841-79a0-af9c-94616086ec67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032807
StatusPUBLIC

Content hashes

Canonical text8b8cb4926d2573e716ec04f17db15233f9d47a76d3c96a935de9aba10827719c
Markdown91b81ddd58329d0ecb9e9ca12206cbc4fc9caf4a871d4e9631992a1d8e9930e2
PDF
Publication page25dac9598434f27103fccf94f7c7ca9b11da1346a40a50a189db594c05b57998
Manifest8afa4fef150889a73d68e29b83b802b5570d8886280656a3ca3b8c762571a022

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
SignatureN4HYlDUsW4emxKjgFH3RcwZME7rOUqxJbCfhDAaPu96UfAIlANqtHjexjGVdAWRRJHLUE/iwNSAcxMZsfRiHCA==
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

2026-09-17T11:32:15.451895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032807
observed 25dac9598434f27103fccf94f7c7ca9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.432518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032807/manifest.json
observed 8afa4fef150889a73d68e29b83b802b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.414786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032807/publication.md
observed 91b81ddd58329d0ecb9e9ca12206cbc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.370963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032807/publication.txt
observed 8b8cb4926d2573e716ec04f17db15233...
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.