OpenTechnical

OT-2026-000039283

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000039283) never changes.

Identity and time

Publication numberOT-2026-000039283 · never reused
Internal UUID01a0ae78-9674-7b78-93c4-1ef3856eab12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039283
StatusPUBLIC

Content hashes

Canonical text051ba1123ca54970e5c2ee403e99103717b6108eba43dc37800afa7b5440d384
Markdown88f99bdb8c29446330ce666f613a5b470e4f7baa87457739d9204ab96a8fd816
PDF
Publication pagec1295682077275c3e6c3d918796230ea4ca04da4b929755214fb1a76c31d4694
Manifest8ee58c1852033d735e595a33d67d3d4754d871fbd9ccc7675e19d4cf5e650f07

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/UTMQRtExquU1gldih2jw2yigErq7xg2E9C2OJiyVgZI+EdIt6DZFXqh2AgdsUSpxABiD0Hn6TUrvp9k29hvDQ==
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

2026-09-17T11:20:51.328073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039283
observed c1295682077275c3e6c3d918796230ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.307966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039283/manifest.json
observed 8ee58c1852033d735e595a33d67d3d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.286669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039283/publication.md
observed 88f99bdb8c29446330ce666f613a5b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.266917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039283/publication.txt
observed 051ba1123ca54970e5c2ee403e991037...
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.