OpenTechnical

OT-2026-000071970

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000071970) never changes.

Identity and time

Publication numberOT-2026-000071970 · never reused
Internal UUID01a0ae92-47c0-7f1c-80f0-528c4256523e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071970
StatusPUBLIC

Content hashes

Canonical texte6de4b3b1ac7ea06390d5baa46e1d83f9a8d6cdc63c792410ed8dd599e6640c2
Markdownd7ed760c402e46f4aee3c5e0af337d787d9112397b8e21d1598b34bf61df61ad
PDF
Publication page755f6486011f4d2b32e1d12198a5b2e3350998a9fa5aedb492fb9c9555042c42
Manifestd50e9b812fb0dcc6a64463a4db7a03f98d554b4f702f07cdcbb38b946240b543

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
SignatureinfB5ZDiesk2NCziGu4U/xc2GlkqeWLiiCL5rxWLvnhAfiELHhMub/ck6a6IVgw3CSfqOP+Y5rYNqhiozB1SAw==
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

2026-09-17T10:23:00.866437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071970
observed 755f6486011f4d2b32e1d12198a5b2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.849648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071970/manifest.json
observed d50e9b812fb0dcc6a64463a4db7a03f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.832561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071970/publication.md
observed d7ed760c402e46f4aee3c5e0af337d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.815020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071970/publication.txt
observed e6de4b3b1ac7ea06390d5baa46e1d83f...
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.