Pith Number

pith:FHERL55U

pith:2013:FHERL55UDVTLOS3BYYLNVYPDUE

not attested not anchored not stored refs pending

The effect of ionization on the populations of excited levels of C IV and C V in tokamak edge plasmas

F P Keenan, I H Coffey, JET-EFDA Contributors, K D Lawson, K M Aggarwal

arxiv:1305.2790 v1 · 2013-05-13 · physics.plasm-ph · physics.atom-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{FHERL55UDVTLOS3BYYLNVYPDUE}

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	2026-05-18T03:25:47.305888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29c915f7b41d66b74b61c616dae1e3a108f6573f930e362c6da9a075ba8001a4

Aliases

arxiv: 1305.2790 · arxiv_version: 1305.2790v1 · doi: 10.48550/arxiv.1305.2790 · pith_short_12: FHERL55UDVTL · pith_short_16: FHERL55UDVTLOS3B · pith_short_8: FHERL55U

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/FHERL55UDVTLOS3BYYLNVYPDUE \
  | 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: 29c915f7b41d66b74b61c616dae1e3a108f6573f930e362c6da9a075ba8001a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8403db42d6adca60e190e81410df493d9a16815a15a44b17ad2e4e835ed6068",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2013-05-13T14:33:37Z",
    "title_canon_sha256": "b09471479dd7c5c51e47466dd4c30a2b6daa6f2d58cb7075f33eca71dfd245d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2790",
    "kind": "arxiv",
    "version": 1
  }
}