Pith Number

pith:CGQDYBSM

pith:2013:CGQDYBSMAJPDABW2OH43INIKCI

not attested not anchored not stored refs pending

Corrigendum: Improved He~I Emissivities in the Case B Approximation

G. J. Ferland, M. J. Detisch, P. J. Storey, R. L. Porter

arxiv:1303.5115 v1 · 2013-03-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGQDYBSMAJPDABW2OH43INIKCI}

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	2026-05-18T01:51:00.057471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11a03c064c025e3006da71f9b4350a1227bc211a2fefb199d09324d1f73ef1e1

Aliases

arxiv: 1303.5115 · arxiv_version: 1303.5115v1 · doi: 10.48550/arxiv.1303.5115 · pith_short_12: CGQDYBSMAJPD · pith_short_16: CGQDYBSMAJPDABW2 · pith_short_8: CGQDYBSM

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/CGQDYBSMAJPDABW2OH43INIKCI \
  | 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: 11a03c064c025e3006da71f9b4350a1227bc211a2fefb199d09324d1f73ef1e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b96dbcc7efa24cad8cdd7c5ef343f7aeecc846847c5b9e7e878970f74768263",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-20T22:45:11Z",
    "title_canon_sha256": "999ff1e4dac9a5ab1cc08462e949c09889372559815492d3a7d961cef6bfef18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5115",
    "kind": "arxiv",
    "version": 1
  }
}