OpenTechnical

OT-2026-000075966

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000075966) never changes.

Identity and time

Publication numberOT-2026-000075966 · never reused
Internal UUID01a0ae94-2a00-7e22-8dd7-0faf6617303c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075966
StatusPUBLIC

Content hashes

Canonical textfa3377422b8a2842dd6c7b428f26f392bc49ee83e2b35eb042f35e7b0f585d65
Markdownd2ac47b8742553b649710f00d484f75c1e0e46bbffb4c89e216133de6ac72ec7
PDF
Publication page8043bcf99e20c023cc503be3c4d6fdf40c76b3656206b7ef99c93c1c6e61fec3
Manifestbfbb4b3aa74b61ccacb3a7ec4787067df31398da1bc60dce3aba10b3a26deb49

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
Signature3QFET7+fUE18+mR/2K6MxfOQjokpxmShbLR9yTk4KO+ZKnb11gqUmfpZRSiHqpqSVp75DQERtjd69MUNXj6BBg==
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

2026-09-17T10:20:12.318992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966
observed 8043bcf99e20c023cc503be3c4d6fdf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.300950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/manifest.json
observed bfbb4b3aa74b61ccacb3a7ec4787067d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.282548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/publication.md
observed d2ac47b8742553b649710f00d484f75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.262191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/publication.txt
observed fa3377422b8a2842dd6c7b428f26f392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.555475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966
observed 8043bcf99e20c023cc503be3c4d6fdf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.536120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/manifest.json
observed bfbb4b3aa74b61ccacb3a7ec4787067d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.518823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/publication.md
observed d2ac47b8742553b649710f00d484f75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.498723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075966/publication.txt
observed fa3377422b8a2842dd6c7b428f26f392...
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.