OpenTechnical

OT-2026-000039609

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000039609) never changes.

Identity and time

Publication numberOT-2026-000039609 · never reused
Internal UUID01a0ae78-d8d4-716a-b70c-c21235316563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039609
StatusPUBLIC

Content hashes

Canonical text19f5341f915bbca910c8bedd5b641603ff434db5a3bc6eb1da538a30a5743b04
Markdownc4896303234fb336a9999b050e1f99c5ccbbab2ec8262e873741e36ae2f126ef
PDF
Publication page3b99e20374fd76a0db730219a35286b6c2024745cf1f72928cfabeaf5bd3c893
Manifest18bdd738ec9f09f3e4a865abb045ed1af576ac86d335e48b20b1e083c6562da1

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
SignaturegfHpIyLEOPALt4708r+ycUTVOkWsuS+MykTQWJbQ+umI4vdWbpRticE5asYI+O7njohlg63bJXO4//409GNTDw==
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

2026-09-17T11:19:46.397688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039609
observed 3b99e20374fd76a0db730219a35286b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.381814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039609/manifest.json
observed 18bdd738ec9f09f3e4a865abb045ed1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.363329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039609/publication.md
observed c4896303234fb336a9999b050e1f99c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.344545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039609/publication.txt
observed 19f5341f915bbca910c8bedd5b641603...
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.