OpenTechnical

OT-2026-000014658

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000014658) never changes.

Identity and time

Publication numberOT-2026-000014658 · never reused
Internal UUID01a0ae6d-d093-710e-86b8-43f54292bd7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014658
StatusPUBLIC

Content hashes

Canonical text4666de9907b991744e909000da38dea12a8c53b5d7d74ff9473f43687a8332ed
Markdowned2268d06e4567efbdf693e733f33151df6bb6bac25120c5615990d6c91add5d
PDF
Publication page6809245c340e70c30d6728e6637066829fe205715e1aca61046a6f2799b50b9a
Manifest30571486164390e7ed270f6891f4b6dafbf66ec7f8075a276b862fd5d2f8da62

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
SignatureKWjissC2im+AbECT4e+QUoUTaSyKW8V5NjESqPoxCgssiLXitiRHbO8R/3KU15AUHs8Xqsbt3WSqSIUQqjbCDA==
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

2026-09-17T12:06:30.242799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014658
observed 6809245c340e70c30d6728e663706682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.224335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014658/manifest.json
observed 30571486164390e7ed270f6891f4b6da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.200870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014658/publication.md
observed ed2268d06e4567efbdf693e733f33151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:30.181301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014658/publication.txt
observed 4666de9907b991744e909000da38dea1...
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.