OpenTechnical

OT-2026-000099439

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000099439) never changes.

Identity and time

Publication numberOT-2026-000099439 · never reused
Internal UUID01a0aea2-c974-7397-a324-2c8fecf7955f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099439
StatusPUBLIC

Content hashes

Canonical texte86eb0133837f5c667b8d849d17771ae60faa7564bb0079113d3d916cfbe07fa
Markdownd3726fbfb4b3c748472af388c80f3e067171d41767f1a510fccd5bc7860f61f1
PDF
Publication page0ea5c9413134b67e03946b2afaba7c46485320dabcff530daabccaee21381d9f
Manifest100e0f6bd4686bef48a9d1e803b454b7c0ef14f1a3da3ef80a1b9a793e2f33c7

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/gG88NOxgzyMzVdtmSrVCQhIgIv/BvrAeqxDt//1c4ETR0AudH3tF4p7M2mPUUTfsuJVdq9JD2sRJRd12a2ECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:12.897362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099439
observed 0ea5c9413134b67e03946b2afaba7c46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.880646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099439/manifest.json
observed 100e0f6bd4686bef48a9d1e803b454b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.863719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099439/publication.md
observed d3726fbfb4b3c748472af388c80f3e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.845967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099439/publication.txt
observed e86eb0133837f5c667b8d849d17771ae...
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.