OpenTechnical

OT-2026-000026369

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000026369) never changes.

Identity and time

Publication numberOT-2026-000026369 · never reused
Internal UUID01a0ae71-f4a7-781d-8a9f-372253c380fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026369
StatusPUBLIC

Content hashes

Canonical textdd1828a3d3a01f5a72d1bcd6c46165646999bb0f787677ded91f9d5376f06da1
Markdown1e888cd492abd3d7d142411a66448f2bc70c49a225da1b8a7155567b37977838
PDF
Publication pagecf272ebacdf48ce190b1edb6de81fcff2a62d6c759b55c4e8c7b087db008cb12
Manifest5de64d866917373c2b34d1c22fe1c9f74b78db83a368a0f599730a3562afe5ce

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
Signature6gVBIMxg4HvcWiyTxNhHfFf3R5UZcUGT6gbmWSn4oZyWT1r6B1NsZd4vYrK4+WfNFuryJ0rjhAz3iYqwPexZBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:44:09.254601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026369
observed cf272ebacdf48ce190b1edb6de81fcff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.236617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026369/manifest.json
observed 5de64d866917373c2b34d1c22fe1c9f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.184853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026369/publication.md
observed 1e888cd492abd3d7d142411a66448f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.136571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026369/publication.txt
observed dd1828a3d3a01f5a72d1bcd6c4616564...
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.