OpenTechnical

OT-2026-000047388

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000047388) never changes.

Identity and time

Publication numberOT-2026-000047388 · never reused
Internal UUID01a0ae7f-3e57-7ced-8511-27a5de0fcb54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047388
StatusPUBLIC

Content hashes

Canonical text60ae2860c74214eb0b372e520e60e116fa70567405497117632349ceab5a9417
Markdown186f3e99df45a5610deaeff0e1540ade9bb20ab6ac3b6d4b38f2229d62b6e86e
PDF
Publication pagee800ece5ae6e16ece73a34cfb7ec27e1f702c00976c0e434ff78004a74fc552f
Manifest37c4bc7cbc099d73142c4a21551b0d8e9e24683fe6a819092f33df2bb8409fe4

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
SignatureNSFIshsFkChP1NtZfoeNbc9+K/2VYurEBd0WQby334iLoM5ynDqMyADJC7i1UXqREj7kVUiUDFnXECEVPyhLDA==
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

2026-09-17T11:06:23.812518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047388
observed e800ece5ae6e16ece73a34cfb7ec27e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.795431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047388/manifest.json
observed 37c4bc7cbc099d73142c4a21551b0d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.777806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047388/publication.md
observed 186f3e99df45a5610deaeff0e1540ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.758818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047388/publication.txt
observed 60ae2860c74214eb0b372e520e60e116...
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.