Pith Number

pith:PPS26V6G

pith:1998:PPS26V6GR65VPD5Y4UNQZB74PA

not attested not anchored not stored refs pending

New clues to the magnetic field structure of M31

2), Beijing, Bonn, China), Chinese Academy of Sciences, & E.M. Berkhuijsen(1) ((1) Max-Planck-Institut f\"ur Radioastronomie, Germany (2)Beijing Astronomical Observatory, J.L. Han(1, R. Beck(1)

arxiv:astro-ph/9805023 v1 · 1998-05-04 · astro-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{PPS26V6GR65VPD5Y4UNQZB74PA}

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.

Cited by

1 paper in Pith

Probing Magnetic Fields In and Around Galaxies Near and Far

Receipt and verification

First computed	2026-07-04T14:15:47.571310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be5af57c68fbb578fb8e51b0c87fc783da16ef54dbe242582c57f9e44d67a34

Aliases

arxiv: astro-ph/9805023 · arxiv_version: astro-ph/9805023v1 · doi: 10.48550/arxiv.astro-ph/9805023 · pith_short_12: PPS26V6GR65V · pith_short_16: PPS26V6GR65VPD5Y · pith_short_8: PPS26V6G

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/PPS26V6GR65VPD5Y4UNQZB74PA \
  | 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: 7be5af57c68fbb578fb8e51b0c87fc783da16ef54dbe242582c57f9e44d67a34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3f7c78ce4aa5e67926361b5aff40ab242cad05eb8067feff0e74e06818f242b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-05-04T20:12:32Z",
    "title_canon_sha256": "ccb086d34b4003f5676508179721eb544f3977f04b1236f7262c1fc47a320b64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9805023",
    "kind": "arxiv",
    "version": 1
  }
}