OpenTechnical

OT-2026-000065290

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000065290) never changes.

Identity and time

Publication numberOT-2026-000065290 · never reused
Internal UUID01a0ae8e-1dfa-707f-b09f-e795c97d69fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065290
StatusPUBLIC

Content hashes

Canonical textebce31365ea69619ef550e49fa65f48be55d02f25052cd58432709dd3b30d127
Markdown1f19158b56e1dba7070647566e29ce6f6c229589e4175fac7d45861f580d587b
PDF
Publication page6b60c24e6a45f72d7f94f386c1b1886e7fb97fba28679c0d811a06f02dad687f
Manifest81a250d8d081115e6d41c77477fee8c20b49a457e612a21fd7312444e00d343d

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
SignatureAGpfNQIn+b74k8mdGpeaZf7omOLanb053zSxZxSO7oHJV7kiMYFoH5E9zOKGyn/lHaTBqgbzpnqvEIOFAkzHAA==
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

2026-09-17T10:35:15.634576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065290
observed 6b60c24e6a45f72d7f94f386c1b1886e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.616233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065290/manifest.json
observed 81a250d8d081115e6d41c77477fee8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.597322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065290/publication.md
observed 1f19158b56e1dba7070647566e29ce6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.580716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065290/publication.txt
observed ebce31365ea69619ef550e49fa65f48b...
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.