OpenTechnical

OT-2026-000058163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000058163) never changes.

Identity and time

Publication numberOT-2026-000058163 · never reused
Internal UUID01a0ae88-6edb-7329-b69e-8e47b6367c8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058163
StatusPUBLIC

Content hashes

Canonical textf6a5f55433a07032b41a132fb8d69fad528d8c7261063be435314ffc2f0b0ba6
Markdownf111021ff9b267106f9c6645b455cb22c1092995a2d0dd81a7e785bec6486b80
PDF
Publication page1fc68ca4e121175c84019328316d911e23edbdc9285ec1b5c02add417802acdb
Manifestce424efecd1a42cdba5604c2e4b05a1680549804a383a40f4629651aaee3b57f

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
SignatureRsmP/5DheHTB/TfVnyaA0LJFzQLd1e4nUY69pmLGm75mzb8qHefpUWYUDX1MOgmJdQblPSemCo88t00ww1BLCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:51.714962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058163
observed 1fc68ca4e121175c84019328316d911e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.695999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058163/manifest.json
observed ce424efecd1a42cdba5604c2e4b05a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.677143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058163/publication.md
observed f111021ff9b267106f9c6645b455cb22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.657875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058163/publication.txt
observed f6a5f55433a07032b41a132fb8d69fad...
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.