Pith Number

pith:YU443E7I

pith:2012:YU443E7IOSJCRKKBGGUUZL4B6H

not attested not anchored not stored refs pending

Time-Dependent Density Diagnostics of Solar Flare Plasmas Using SDO/EVE

Francis P. Keenan, Michael B. Kennedy, Mihalis Mathioudakis, Ryan O. Milligan

arxiv:1207.1990 v1 · 2012-07-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YU443E7IOSJCRKKBGGUUZL4B6H}

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	2026-05-18T01:56:26.715135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c539cd93e8749228a94131a94caf81f1e983bd8e8d9d207476003adef983447f

Aliases

arxiv: 1207.1990 · arxiv_version: 1207.1990v1 · doi: 10.48550/arxiv.1207.1990 · pith_short_12: YU443E7IOSJC · pith_short_16: YU443E7IOSJCRKKB · pith_short_8: YU443E7I

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/YU443E7IOSJCRKKBGGUUZL4B6H \
  | 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: c539cd93e8749228a94131a94caf81f1e983bd8e8d9d207476003adef983447f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "887844651b1194dd8b5f6193baa5558348b1316ddfa89a5cf15e4d244178e51c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-09T09:08:52Z",
    "title_canon_sha256": "95da473642340e6a21fcf6a367bb51c8edbfb18fa6e76e345511479e682a8d03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1990",
    "kind": "arxiv",
    "version": 1
  }
}