OpenTechnical

OT-2026-000044726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000044726) never changes.

Identity and time

Publication numberOT-2026-000044726 · never reused
Internal UUID01a0ae7c-39db-7260-bb52-79d6903cc1a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044726
StatusPUBLIC

Content hashes

Canonical text2369c2fa2a476b969e9b728b0648f0485341902db6a2abdd3e795a0088dee375
Markdown67145a3a06d6df77e5179732218116865735cd9786cc9c1936e2d8e3ed101e7f
PDF
Publication page7a57594d66f6b5f13a0846725eca4d9d0813546389dd1696f3fa939cd0955146
Manifest2187f67c39163dfda2e2a6e595fae148ea294a1310d8fc49104676ae15b3aa78

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
Signature/df7VJckOBmMXaD6erMW+OyznxIcE2BlYIouL3axELJPARNtPvdthRYTvt4MzMbMpjDJwLEebdynAksHyvtrBw==
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

2026-09-17T11:11:59.689288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044726
observed 7a57594d66f6b5f13a0846725eca4d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.671871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044726/manifest.json
observed 2187f67c39163dfda2e2a6e595fae148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.652985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044726/publication.md
observed 67145a3a06d6df77e517973221811686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.630582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044726/publication.txt
observed 2369c2fa2a476b969e9b728b0648f048...
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.