OpenTechnical

OT-2026-000034539

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034539) never changes.

Identity and time

Publication numberOT-2026-000034539 · never reused
Internal UUID01a0ae76-1ed0-7d0c-bcff-2f16907cca43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034539
StatusPUBLIC

Content hashes

Canonical textbb44407cc09198a7ae9a89541258c59ad55a31349ce64854380f3cbca9ea1794
Markdown0860acf091d407f22e82ff8a44a542df892b2614b93463e881f9729f020aec12
PDF
Publication page2deeda44899547c9bb703db8d38bacb4e8b25120a6fd60a1d0ca650ed59bc210
Manifest3f26870a0a5739d2efd511214bcc098bbb11fbf9728b72e3a4bb1d59ddc9c198

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
SignaturevNzyz50w0wq2H1brCPDl2Lagb94CPrhZZTu3hVzbFAQ1N/x09Te/IJDbszJghi0bfKShxAaFwiMgf5ccKqIxDQ==
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

2026-09-17T11:28:53.874731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034539
observed 2deeda44899547c9bb703db8d38bacb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.855577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034539/manifest.json
observed 3f26870a0a5739d2efd511214bcc098b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.835907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034539/publication.md
observed 0860acf091d407f22e82ff8a44a542df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.779505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034539/publication.txt
observed bb44407cc09198a7ae9a89541258c59a...
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.