OpenTechnical

OT-2026-000069336

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000069336) never changes.

Identity and time

Publication numberOT-2026-000069336 · never reused
Internal UUID01a0ae90-b529-76b8-a298-5839beb6d959 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069336
StatusPUBLIC

Content hashes

Canonical text5fe8f453b9923aa5620914f2e01184dc80b827620864c512dd4f49bb27660d24
Markdown54d64b40b613f2b3ab56cd4bf29562f6753c67130179795647061c5d81138629
PDF
Publication page146b92c60435090ba47a6eb048203dc48559d3314bb1c9ab9019ae5f13f86429
Manifest4881504caf2bdf3f91d41a0df877eeea766794730e4ff68e302f3fb950f8d00e

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
SignaturePnvhimjWy34NzEOMpzTb1QHnZ6CaOgIt2f9k0jpYN+xgrmAGarNYKVrQLSuiZ4LOZIU/le23KTEtZ+Z2WHb4Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:06.930998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336
observed 146b92c60435090ba47a6eb048203dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.914194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/manifest.json
observed 4881504caf2bdf3f91d41a0df877eeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.894391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/publication.md
observed 54d64b40b613f2b3ab56cd4bf29562f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:06.876004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/publication.txt
observed 5fe8f453b9923aa5620914f2e01184dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.112719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336
observed 146b92c60435090ba47a6eb048203dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.094121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/manifest.json
observed 4881504caf2bdf3f91d41a0df877eeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.073689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/publication.md
observed 54d64b40b613f2b3ab56cd4bf29562f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.958589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069336/publication.txt
observed 5fe8f453b9923aa5620914f2e01184dc...
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.