Pith Number

pith:EHVTXJAN

pith:2009:EHVTXJAN6IJOO6V4G5ZBZIAKH2

not attested not anchored not stored refs pending

Nonlinear force-free modelling: influence of inaccuracies in the measured magnetic vector

A. Lagg, L. Yelles Chaouche, S. K. Solanki, T. Wiegelmann

arxiv:0912.3002 v1 · 2009-12-15 · 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{EHVTXJAN6IJOO6V4G5ZBZIAKH2}

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	2026-05-18T02:10:16.845708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21eb3ba40df212e77abc37721ca00a3eb60ceebfe7e56d492b0684025ed1c40c

Aliases

arxiv: 0912.3002 · arxiv_version: 0912.3002v1 · doi: 10.48550/arxiv.0912.3002 · pith_short_12: EHVTXJAN6IJO · pith_short_16: EHVTXJAN6IJOO6V4 · pith_short_8: EHVTXJAN

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/EHVTXJAN6IJOO6V4G5ZBZIAKH2 \
  | 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: 21eb3ba40df212e77abc37721ca00a3eb60ceebfe7e56d492b0684025ed1c40c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2626a8ab3d0f82aa24935d8d7bba1a10fa09fea5a55c5dffbdd1d86b3e823db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-12-15T21:00:37Z",
    "title_canon_sha256": "e046a55dc6e72c294ea8fb66cbd9e2d5374c0d3d4b9377cf5529a7196d4c7b22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3002",
    "kind": "arxiv",
    "version": 1
  }
}