OpenTechnical

OT-2026-000026127

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000026127) never changes.

Identity and time

Publication numberOT-2026-000026127 · never reused
Internal UUID01a0ae71-a840-72dd-9d8f-1be27b94022a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026127
StatusPUBLIC

Content hashes

Canonical textd918352936b1dd63bc7f16f3d92cdc09931003dafbc063f1b8820b891ae03676
Markdown5e6da3a4c405e8ec67e83ff06ca01c6424d44df6d6790fc800d52a01a8822f15
PDF
Publication page6725c76ec5ff1bdb9a405ec0ba2521acd03493633e3b515d0731323e6215a7aa
Manifest86fc29e39501683dfa2d7b81381d1fc36c541c73e7eff3435575902746f574d5

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
Signaturev5y/x36y397GMTZx68BoPHkY+30nXsGeKo/OUn9oxcWEQtaVC5TWb/U+/OyFlWeT5ntBgfux82asAoUKup7hCg==
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

2026-09-17T11:46:38.029321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026127
observed 6725c76ec5ff1bdb9a405ec0ba2521ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.008509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026127/manifest.json
observed 86fc29e39501683dfa2d7b81381d1fc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.989112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026127/publication.md
observed 5e6da3a4c405e8ec67e83ff06ca01c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.967921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026127/publication.txt
observed d918352936b1dd63bc7f16f3d92cdc09...
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.