OpenTechnical

OT-2026-000024743

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000024743) never changes.

Identity and time

Publication numberOT-2026-000024743 · never reused
Internal UUID01a0ae71-2726-7d46-bada-fd264bf17c89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024743
StatusPUBLIC

Content hashes

Canonical texteefd66b2f112f830514eeced84491aad6684c35aec12a0713fdba0ab07300dfa
Markdown09475ba46ba13a85c3f0efab8018b1e6f55df885da2fce1c5d0a035908f77f19
PDF
Publication page4b81763e289e754c4f46cd415f4bce34ba99beafa177ba555efb5dbdd65706be
Manifesta1bd3ccec52b1438f973517f0a766e4d865f8379dc67dd552100343f1baccb3d

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
SignatureOfkUDJHnLeZcfB/L497bjr48ijATzlLsW395ZslNI5knzZ6TMT+DR7x4QWYcvI26AEC56nfXSfQ6mb2O0R4OCQ==
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

2026-09-17T11:47:59.999480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024743
observed 4b81763e289e754c4f46cd415f4bce34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.981699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024743/manifest.json
observed a1bd3ccec52b1438f973517f0a766e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.962941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024743/publication.md
observed 09475ba46ba13a85c3f0efab8018b1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.944949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024743/publication.txt
observed eefd66b2f112f830514eeced84491aad...
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.