OpenTechnical

OT-2026-000047850

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000047850) never changes.

Identity and time

Publication numberOT-2026-000047850 · never reused
Internal UUID01a0ae7f-c421-7e81-a08a-eda83f7f7c0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047850
StatusPUBLIC

Content hashes

Canonical text3c3a0ff2e96e685d6cf98f32ccc771229d628549962eec5e213aced1b8d3133f
Markdowne70c24b94fb4d38a8880e2327f4d1780833e0f992a3f1b9dd60b0024273668b8
PDF
Publication pagef5f2ea3632093d756664a83564f1f62e5a1bf30ad6dfa200176f11fe79b27ea6
Manifest9024fb3b8b0d0a02c60caec765dcbb19c9a41ce1fe767638520531cac1c2b08f

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
Signature7wEXq1ZEDhF2cumJkBhw6Lg/z1/c0WqOuB7q6toq0ORQ7DpBRJl2F2v9Yv1+QTm1A96KQL4a/kXZFLo8MszFCQ==
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

2026-09-17T11:05:46.204205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047850
observed f5f2ea3632093d756664a83564f1f62e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.185306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047850/manifest.json
observed 9024fb3b8b0d0a02c60caec765dcbb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.166512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047850/publication.md
observed e70c24b94fb4d38a8880e2327f4d1780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.148649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047850/publication.txt
observed 3c3a0ff2e96e685d6cf98f32ccc77122...
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.