Pith Number

pith:SLI2JWPJ

pith:2013:SLI2JWPJLQNF7I5GPHPVSPJTMY

not attested not anchored not stored refs pending

Magnetic fields around evolved stars: further observations of H$_2$O maser polarization

A. Kemball, M. L. Leal-Ferreira, N. Amiri, W. H. T. Vlemmings

arxiv:1304.6015 v2 · 2013-04-22 · 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{SLI2JWPJLQNF7I5GPHPVSPJTMY}

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	2026-05-18T01:50:23.566132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92d1a4d9e95c1a5fa3a679df593d33663e262b4ee9d5145b27d02782850aceb8

Aliases

arxiv: 1304.6015 · arxiv_version: 1304.6015v2 · doi: 10.48550/arxiv.1304.6015 · pith_short_12: SLI2JWPJLQNF · pith_short_16: SLI2JWPJLQNF7I5G · pith_short_8: SLI2JWPJ

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/SLI2JWPJLQNF7I5GPHPVSPJTMY \
  | 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: 92d1a4d9e95c1a5fa3a679df593d33663e262b4ee9d5145b27d02782850aceb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d64592d256ed18e2cb15dd92b0aa852db11a63503837ee684ec32223254680fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-22T16:57:46Z",
    "title_canon_sha256": "2e52375baf64217fcbfd8cce6ae346ceb74d558596e4109b7f114a4c7e4709a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6015",
    "kind": "arxiv",
    "version": 2
  }
}