OpenTechnical

OT-2026-000097751

Publication integrity record

Four cup vacuum gripper, four 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-2026-000097751) never changes.

Identity and time

Publication numberOT-2026-000097751 · never reused
Internal UUID01a0aea1-92f5-79ae-afae-0bd1c9c16606 · 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-2026-000097751
StatusPUBLIC

Content hashes

Canonical text9f80e71bd676cbd6bbc3fa156f5c987a229167360f52d67bad7de80b3abff8e6
Markdownf1bd3f0792838a879fa4b6f393a1a942d808abb005892ae91d72c3609867bd4a
PDF
Publication page65df7ea464438574875d7f713d0a7690945070162274972f77626bfc8eeb0808
Manifest25327f96599e57426687d057d73d634da08bab222ae7c012cf7d420cee08e215

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
Signaturew7ko33pa5aUFoOAI6VRYyvzJl9skU3U+v9jIC733/WAaEHwIg6Xfre3RD9VnHUNEKTBzmhY7Oy+OBn/Qt4VsDQ==
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

2026-09-17T09:32:48.666656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097751
observed 65df7ea464438574875d7f713d0a7690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:48.641693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097751/manifest.json
observed 25327f96599e57426687d057d73d634d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:48.612396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097751/publication.md
observed f1bd3f0792838a879fa4b6f393a1a942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:48.585639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097751/publication.txt
observed 9f80e71bd676cbd6bbc3fa156f5c987a...
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.