OpenTechnical

OT-2026-000047706

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000047706) never changes.

Identity and time

Publication numberOT-2026-000047706 · never reused
Internal UUID01a0ae7f-c41f-73bc-9827-7986d903ca97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047706
StatusPUBLIC

Content hashes

Canonical text0f93388a938e7bd87670d13b48d35876881ef948e3871a6eb9ab99b7e00e7cac
Markdownb73469f8a7cd35a2a763c5a9c9320438e833028b0456868dc5396973d944b553
PDF
Publication paged8b5267e00ebbd2dabeb6a20f0c7b385070d80ee10ddc0d9c0c799f590d147ae
Manifest2ce8de497fc236450e00c57de283f3842febb58b84a46f380a64ab2c17447629

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
Signature1nXhKouL/TJFM8/9bCElCy1Ba4sng5hukt2Zvu6b02gCKLL6c93M8PZF+GhquHM6QzZs2ygMxgtyKlWKdGqKDg==
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

2026-09-17T11:05:34.061461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047706
observed d8b5267e00ebbd2dabeb6a20f0c7b385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.015943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047706/manifest.json
observed 2ce8de497fc236450e00c57de283f384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.994871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047706/publication.md
observed b73469f8a7cd35a2a763c5a9c9320438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.961117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047706/publication.txt
observed 0f93388a938e7bd87670d13b48d35876...
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.