OpenTechnical

OT-2026-000097567

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097567) never changes.

Identity and time

Publication numberOT-2026-000097567 · never reused
Internal UUID01a0aea1-92f1-7285-87cb-fc3f818d6b4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097567
StatusPUBLIC

Content hashes

Canonical text4453d8f1ab924f84023cc380d4180880ee814039ebbbdd66096bf4fbe07b489e
Markdown80624958400fd955284f27e7c7d73c0322cd03016eda48ed1ac1f36141fb3067
PDF
Publication paged6be5f32ac3e9609f04cee9c0d8662515b3c93cbb45c3468653d37543b61474f
Manifestb024463f462196cf76d5dc67b09c705b97237bdbedaecdca8c74be8945979ba1

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
SignatureE3MoQWZb8pK8Pfxmtar6894agAo3fYLPcGYtFes+5f5sqH4SnTYu8XhX58vTItnTdl8++7xQJGSdAq99J2+qBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:28.688944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097567
observed d6be5f32ac3e9609f04cee9c0d866251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.672015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097567/manifest.json
observed b024463f462196cf76d5dc67b09c705b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.656415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097567/publication.md
observed 80624958400fd955284f27e7c7d73c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.638609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097567/publication.txt
observed 4453d8f1ab924f84023cc380d4180880...
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.