Pith Number

pith:3T7MOMDM

pith:2019:3T7MOMDMJATG4J4DOE33HOGRDC

not attested not anchored not stored refs pending

An Irregular-shaped Ring-Pair Magnet Array with a Monotonic Field Gradient for 2D Head Imaging in Low-field Portable MRI

Jia Gong, Shao Ying Huang, Zhi Hua Ren

arxiv:1901.01374 v1 · 2019-01-05 · physics.med-ph · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3T7MOMDMJATG4J4DOE33HOGRDC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:56:52.118991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfec7306c48266e27837137b3b8d118a210895d6e503bd104403be507d161ed

Aliases

arxiv: 1901.01374 · arxiv_version: 1901.01374v1 · doi: 10.48550/arxiv.1901.01374 · pith_short_12: 3T7MOMDMJATG · pith_short_16: 3T7MOMDMJATG4J4D · pith_short_8: 3T7MOMDM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3T7MOMDMJATG4J4DOE33HOGRDC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: dcfec7306c48266e27837137b3b8d118a210895d6e503bd104403be507d161ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "877541465a658e17725e7ce9faaedf47770ee5f8eeaa20301691f80752001edd",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-01-05T07:05:07Z",
    "title_canon_sha256": "c5edb55d800da7a0170554d45cd57c8436a2e913e0417064b388a91ad609bb29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01374",
    "kind": "arxiv",
    "version": 1
  }
}