OpenTechnical

OT-2026-000068098

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000068098) never changes.

Identity and time

Publication numberOT-2026-000068098 · never reused
Internal UUID01a0ae8f-c4fe-7c28-b0db-7ac0c1fd8192 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068098
StatusPUBLIC

Content hashes

Canonical text606ca66ca70645c8fe58463b07e4d3b69bacf3cb99f3759ef708866c862078d3
Markdownc26cacb3c3e47fe6f4a0cdd30652f4d6a6379d257ca356acc3c65b5b616859ac
PDF
Publication page9da3283d27e1460117f53c8c6b7a7d18f13236fa4de5b001100cd16e4cc8aae2
Manifesta665ae6d6c5253d14a1254165ec4bf59c99857be4ff891adad29b55499dfa075

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
SignatureSv7xzBs9t1kldLocdNaeWcxDg7aiOc9IhVSyOju302y4oWr0ahbbkcYVxr9bV2+sFQcHtVhygHBU1b2k5vm3DQ==
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

2026-09-17T10:30:41.685196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068098
observed 9da3283d27e1460117f53c8c6b7a7d18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.665819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068098/manifest.json
observed a665ae6d6c5253d14a1254165ec4bf59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.646471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068098/publication.md
observed c26cacb3c3e47fe6f4a0cdd30652f4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.627843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068098/publication.txt
observed 606ca66ca70645c8fe58463b07e4d3b6...
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.