Pith Number

pith:43ZXMZX4

pith:2009:43ZXMZX4ACS5GSVUJYOXF4KR7G

not attested not anchored not stored refs pending

First evidence of a magnetic field on Vega. Towards a new class of magnetic A-type stars

F. Lignieres, M. Auriere, P. Petit, T. Bohm

arxiv:0903.1247 v2 · 2009-03-06 · 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{43ZXMZX4ACS5GSVUJYOXF4KR7G}

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	2026-05-18T02:14:36.795833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6f37666fc00a5d34ab44e1d72f151f99ccc288a0c066f77fbaabf2efdbf7fb1

Aliases

arxiv: 0903.1247 · arxiv_version: 0903.1247v2 · doi: 10.48550/arxiv.0903.1247 · pith_short_12: 43ZXMZX4ACS5 · pith_short_16: 43ZXMZX4ACS5GSVU · pith_short_8: 43ZXMZX4

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/43ZXMZX4ACS5GSVUJYOXF4KR7G \
  | 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: e6f37666fc00a5d34ab44e1d72f151f99ccc288a0c066f77fbaabf2efdbf7fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74c3c14ff1a28068f48258183f5d4f3a8a03e5d92625ef9c2ebee48b570e01b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-06T16:35:06Z",
    "title_canon_sha256": "5f48228ef9593fd5b0685f5148ab5e317bace98d9008dc5f77745544bd39bbd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1247",
    "kind": "arxiv",
    "version": 2
  }
}