OpenTechnical

OT-2026-000038522

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000038522) never changes.

Identity and time

Publication numberOT-2026-000038522 · never reused
Internal UUID01a0ae78-2d53-750a-8a34-4d41b71c3809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038522
StatusPUBLIC

Content hashes

Canonical textb8ea12d5ed5334c3cc252d11bd8049e91dcf874156ed668c9d104cb9ec9da4e3
Markdown7ae2ee8f6489e6e6b18df636a51b86063504b6041b325b8da2d0080bc31ab64e
PDF
Publication page34102706473c36532ac822b91fd1ae0dc44218364f7718c02f822249792114e3
Manifest845246cd5e240b6b8ef9f59d94730940548e6365ebb5d06e0fa5cfead8f7fa73

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
SignatureMj8ZCNQ+baCdfazsDrAfiX1/D7oz4+80JfMwP+texDbDmybAxAbVqHYsjLSj5OIXztZmiMNgbZproCqzuPHdCw==
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

2026-09-17T11:22:46.617670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038522
observed 34102706473c36532ac822b91fd1ae0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.599884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038522/manifest.json
observed 845246cd5e240b6b8ef9f59d94730940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.580635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038522/publication.md
observed 7ae2ee8f6489e6e6b18df636a51b8606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.562355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038522/publication.txt
observed b8ea12d5ed5334c3cc252d11bd8049e9...
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.