OpenTechnical

OT-2026-000017011

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000017011) never changes.

Identity and time

Publication numberOT-2026-000017011 · never reused
Internal UUID01a0ae6e-591b-78db-a3fc-db8063dd1228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017011
StatusPUBLIC

Content hashes

Canonical textda43dfdebb34a347193c6c8e0f79b77e24c7f57828d64ebd9f61ac9b994d6c67
Markdownd64ae1f5323313b8308e33a77593cbe5a81fe65bb838698488132c3f3dbdd88f
PDF
Publication pagebe0cb4cee2e58db288f28fb54fe9e73ea2d785c1bf671c5149352990f29c2703
Manifest70399fa6f074aa713944148da01e3e656a91695d6e7deb5d61107a6a049ed3da

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
SignatureqceXhSOU+WAR/N6WPkb/aOy/cYjSlXUID4HnEWhnTlv1aWO8hfgG8WfLOQXCUVGErkk+px+C3uTLAU5VJ8kOBw==
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

2026-09-17T12:03:25.140463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017011
observed be0cb4cee2e58db288f28fb54fe9e73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.123860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017011/manifest.json
observed 70399fa6f074aa713944148da01e3e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.106852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017011/publication.md
observed d64ae1f5323313b8308e33a77593cbe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.090702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017011/publication.txt
observed da43dfdebb34a347193c6c8e0f79b77e...
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.