Pith Number

pith:WYLXJGFI

pith:2012:WYLXJGFIW7BNUMW5N26UB3337C

not attested not anchored not stored refs pending

Altitude distribution of electron concentration in ionospheric D-region in presence of time-varying solar radiation flux

A. Nina, D. Sulic, V. Cadez, V. Sreckovic

arxiv:1204.4306 v1 · 2012-04-19 · astro-ph.EP · physics.geo-ph · physics.space-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{WYLXJGFIW7BNUMW5N26UB3337C}

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	2026-05-18T03:57:27.846515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6177498a8b7c2da32dd6ebd40ef7bf8bc26229cf2e551aa1865c5f7a9fa98a8

Aliases

arxiv: 1204.4306 · arxiv_version: 1204.4306v1 · doi: 10.48550/arxiv.1204.4306 · pith_short_12: WYLXJGFIW7BN · pith_short_16: WYLXJGFIW7BNUMW5 · pith_short_8: WYLXJGFI

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/WYLXJGFIW7BNUMW5N26UB3337C \
  | 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: b6177498a8b7c2da32dd6ebd40ef7bf8bc26229cf2e551aa1865c5f7a9fa98a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "681fbd6b4bee0312776aa6ed46e2c694105f0060087b101dbdbe70eda09fc8a2",
    "cross_cats_sorted": [
      "physics.geo-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-04-19T10:53:48Z",
    "title_canon_sha256": "c615d1818c21fa7e1817f112bbf53caa8489a608c3979c97b558be091b66c5bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4306",
    "kind": "arxiv",
    "version": 1
  }
}