OpenTechnical

OT-2026-000046174

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000046174) never changes.

Identity and time

Publication numberOT-2026-000046174 · never reused
Internal UUID01a0ae7e-032c-7f6a-b827-0efa912a0c44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046174
StatusPUBLIC

Content hashes

Canonical textc1b8f18f1665b5429b85f88c4908e9fe37faf7ecc6a750000e3a4a7a121b8530
Markdown3f93caf50738ede1acea8057c2a8217f138975823e9bd2c18fbd159f17bc81c3
PDF
Publication page0565a246aa208b2b1869a3bd746af9d31674ceb348c4ba24579cf43e0a1a12c4
Manifest28c152e6010b03d457bfd37441f0255decbf8f9fe519354d278efe42acbc62df

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
SignatureD310f8ZmeXOgASPLj1lmFgBVIQMya/Aiu50nhS246eX/W5bJOneO8JMkaHQHvIghLESd0nnrjDlYKpBSv5VfBQ==
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

2026-09-17T11:09:10.817938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046174
observed 0565a246aa208b2b1869a3bd746af9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.799390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046174/manifest.json
observed 28c152e6010b03d457bfd37441f0255d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.779991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046174/publication.md
observed 3f93caf50738ede1acea8057c2a8217f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.759147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046174/publication.txt
observed c1b8f18f1665b5429b85f88c4908e9fe...
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.