OpenTechnical

OT-2026-000040218

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000040218) never changes.

Identity and time

Publication numberOT-2026-000040218 · never reused
Internal UUID01a0ae79-26ff-77fc-ad3c-95c43916283c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040218
StatusPUBLIC

Content hashes

Canonical text7330489ee4f236f09702a43730d95999d557fac078102564de19fa2dfca984b4
Markdown33e7826e0461158e5b66d3ce4d1af3cea23fb91c17efd6a5de7d71d7dada6a01
PDF
Publication pagec09c9226e6f73737fc83f96ec7665c3afecf03a68a14e6f099f25be50c0d1fff
Manifest3197138fa76317c6ea16814a266f16bdd1e012a7051c1ef24687dea962219675

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
Signature18Btk/gZyBHnPTIUHDp/aYaqNDVoJh27+hWWr3WwiDOTHiLWFp40x2zKRxGF1eB4pHg+zLSCGEIwF1YbJAsNDg==
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

2026-09-17T11:19:06.258758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040218
observed c09c9226e6f73737fc83f96ec7665c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.242179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040218/manifest.json
observed 3197138fa76317c6ea16814a266f16bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.225633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040218/publication.md
observed 33e7826e0461158e5b66d3ce4d1af3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.211059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040218/publication.txt
observed 7330489ee4f236f09702a43730d95999...
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.