OpenTechnical

OT-2026-000097119

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, supply line 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-2026-000097119) never changes.

Identity and time

Publication numberOT-2026-000097119 · never reused
Internal UUID01a0aea1-01c9-7777-91d8-a554b5808ec2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097119
StatusPUBLIC

Content hashes

Canonical text6d0c178d6051089957870512085a453a55c8a52a4b6d1f1d587d4ad17f8f16c6
Markdown0ed127b8c2aa592412bed8fc24e27bac0c4ab4e037bb78f3b210ec02c2c6e839
PDF
Publication pagef82adfd7e539a78b711c3e3fafc3f827817f2176aa5badea30c3cea9df92b2ab
Manifestf1e97950ec2fc874a1b8205c7b62529421c0c38e748d6f087a365950484e7ef6

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
SignatureRP/lHwuqCB5pirfZC3u3B4YHJ+oc6s2OrOijNyqAMWWMR8f8dscNEudMFSO7Coa0GNCep9Wi96E6bXf6G+39AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:51.954720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097119
observed f82adfd7e539a78b711c3e3fafc3f827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.932594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097119/manifest.json
observed f1e97950ec2fc874a1b8205c7b625294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.879610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097119/publication.md
observed 0ed127b8c2aa592412bed8fc24e27bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:51.702518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097119/publication.txt
observed 6d0c178d6051089957870512085a453a...
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.