OpenTechnical

OT-2026-000033096

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000033096) never changes.

Identity and time

Publication numberOT-2026-000033096 · never reused
Internal UUID01a0ae75-4844-7e86-b1f6-0e2b390448fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033096
StatusPUBLIC

Content hashes

Canonical textcf0e7bbaaba1c8ac1622c001158b95877ed61ef0cd60279e64ed6a5b8beee3e7
Markdown285cba04790ec0064eaf3f5f660f66beb4ed2e64c3732c3a2d17df6bf5dc7b2f
PDF
Publication page7e69b8fbba1230f06c799e6318f38f7580dc70db76d01cd138722b1617d37ef9
Manifest3f29d6572ec4508c9fe279ab23da813e5d19444b59af26ebc2ffca1736150dbd

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
SignatureGnkb86urFFMtq+Jc4u024oU3pLrs249A20adNDY6SOAWRJBsiMIW59vJEZnBszy/06NtWvUJlLk+lXDLf66JAw==
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

2026-09-17T11:32:44.828785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033096
observed 7e69b8fbba1230f06c799e6318f38f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.808598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033096/manifest.json
observed 3f29d6572ec4508c9fe279ab23da813e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.793166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033096/publication.md
observed 285cba04790ec0064eaf3f5f660f66be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.775986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033096/publication.txt
observed cf0e7bbaaba1c8ac1622c001158b9587...
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.