OpenTechnical

OT-2026-000027501

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000027501) never changes.

Identity and time

Publication numberOT-2026-000027501 · never reused
Internal UUID01a0ae72-6998-79e7-82b1-1027b0d5560b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027501
StatusPUBLIC

Content hashes

Canonical texted0874316b1f6c91d42309ccc5b1854ad4b7b51c234a13602bc63c5e9f32346b
Markdown087705a12ff1b9ccff9b0b437cd32fe14adf7a2286d3b5a163ba75af7a1d9f8c
PDF
Publication page7a87f1a6c7e2fc05dfd8003f0fbf9fcc4e6967a83678d2d260e080511c5d093a
Manifest367bac8b302dad05cfd949032356a44d30ef19a72a1f8819a76271c5d297e84a

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
SignaturexdNsgoXrSqn7cIeJGBgsRv8zv1OlT1sJ7wSZuSrpcp9DYJ1/XWl7HWDg7uvLCdQYPBITcjjipYJ7/UGrFM+VCg==
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

2026-09-17T11:42:58.287901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027501
observed 7a87f1a6c7e2fc05dfd8003f0fbf9fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.272245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027501/manifest.json
observed 367bac8b302dad05cfd949032356a44d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.255905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027501/publication.md
observed 087705a12ff1b9ccff9b0b437cd32fe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.240096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027501/publication.txt
observed ed0874316b1f6c91d42309ccc5b1854a...
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.