OpenTechnical

OT-2026-000042652

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000042652) never changes.

Identity and time

Publication numberOT-2026-000042652 · never reused
Internal UUID01a0ae7a-c0ce-7346-aaa7-89eebdb1dbe3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042652
StatusPUBLIC

Content hashes

Canonical textad6252e5be112e22c3a95043273107b2bee35f86c6e4a5468b15f8b7e453357b
Markdown3c4b05897de091381891f3142ed240b61a43fc62e9bfb5bf3ce9e1d826e7822c
PDF
Publication page0feca2694200f40443f90ded2f50cc6d6eb209ed5c49c769163e06d5cc8b4e8f
Manifest05ce3ecaf7ca0e458705901f519dd0e8f0db0a2d0f3f3ff5d9501348c30a7237

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
SignatureOn/3KiK8RhQGKSsNmPNFI2HDx3mpwuvkewoS71Ag5ZkUuIl04HCtKNMkedNlfiQrFe/t1KYlY7dwpGAXTIYDBw==
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

2026-09-17T11:14:23.572210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042652
observed 0feca2694200f40443f90ded2f50cc6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.553400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042652/manifest.json
observed 05ce3ecaf7ca0e458705901f519dd0e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.531941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042652/publication.md
observed 3c4b05897de091381891f3142ed240b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.512885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042652/publication.txt
observed ad6252e5be112e22c3a95043273107b2...
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.