OpenTechnical

OT-2026-000058339

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000058339) never changes.

Identity and time

Publication numberOT-2026-000058339 · never reused
Internal UUID01a0ae88-f398-7659-9afc-36e9d98692ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058339
StatusPUBLIC

Content hashes

Canonical text064c05d3ff086681627c89f7ff45859bc18613bb69c3368e1132461a253d4071
Markdownfdf9ba2007f35ffb2368a71d0cece321dff750bc3de81536d54d347762730239
PDF
Publication page03599c29efc54dcb489c12a9fad3e2f5b42edb663649f76eb59d4f24cdcab8df
Manifeste9ce21d12e2b28ed91ce56c09512731b95852b15b3ac34ee309192d457b8f0a5

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
SignatureVYwmVYg3/VzGCbUBa/uAIYtcKgRUlWu4Xj4aDrbFH165huyQNYY/ALtU7LGu2vGMCKvAnJngUltgSFFzyIt4BA==
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

2026-09-17T10:46:45.037573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058339
observed 03599c29efc54dcb489c12a9fad3e2f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.021566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058339/manifest.json
observed e9ce21d12e2b28ed91ce56c09512731b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.005427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058339/publication.md
observed fdf9ba2007f35ffb2368a71d0cece321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.987912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058339/publication.txt
observed 064c05d3ff086681627c89f7ff45859b...
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.