Pith Number

pith:FBPCID7N

pith:2019:FBPCID7NMIMV3ZL33X7I5VIXGW

not attested not anchored not stored refs pending

Measuring national capability over big sciences multidisciplinarity: A case study of nuclear fusion research

Hyunuk Kim, Inho Hong, Woo-Sung Jung

arxiv:1901.09099 v1 · 2019-01-25 · cs.DL · physics.plasm-ph · physics.soc-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{FBPCID7NMIMV3ZL33X7I5VIXGW}

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	2026-05-17T23:52:03.063495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

285e240fed62195de57bddfe8ed51735b1ef569a931565b18f5846f9f59f54aa

Aliases

arxiv: 1901.09099 · arxiv_version: 1901.09099v1 · doi: 10.48550/arxiv.1901.09099 · pith_short_12: FBPCID7NMIMV · pith_short_16: FBPCID7NMIMV3ZL3 · pith_short_8: FBPCID7N

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/FBPCID7NMIMV3ZL33X7I5VIXGW \
  | 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: 285e240fed62195de57bddfe8ed51735b1ef569a931565b18f5846f9f59f54aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f2c25d9f04ae9dc29c76ede6079862bbef13cc7b9b8015821c985ec8f6d6557",
    "cross_cats_sorted": [
      "physics.plasm-ph",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-01-25T22:04:33Z",
    "title_canon_sha256": "18e9b992a530a97b44c91abc57297acd47cf8acc901f72351de7f747cb631d99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09099",
    "kind": "arxiv",
    "version": 1
  }
}