Pith Number

pith:2LCNMRCJ

pith:2009:2LCNMRCJAMYNB3GNAYTXJDMBGC

not attested not anchored not stored refs pending

A wide-field HI mosaic of Messier 31. II.The disk warp, rotation and the dark matter halo

David A. Thilker, Edvige Corbelli, Ren\'e A. M. Walterbos, Robert Braun, Silvio Lorenzoni

arxiv:0912.4133 v1 · 2009-12-21 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2LCNMRCJAMYNB3GNAYTXJDMBGC}

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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

Testing Scalar Field Dark Matter models in M31 galaxy through the Rotation Curve analysis

Receipt and verification

First computed	2026-05-18T02:10:15.042248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2c4d644490330d0eccd0627748d813094dfa6aa1c2b95f61d325d6eb7067145

Aliases

arxiv: 0912.4133 · arxiv_version: 0912.4133v1 · doi: 10.48550/arxiv.0912.4133 · pith_short_12: 2LCNMRCJAMYN · pith_short_16: 2LCNMRCJAMYNB3GN · pith_short_8: 2LCNMRCJ

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/2LCNMRCJAMYNB3GNAYTXJDMBGC \
  | 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: d2c4d644490330d0eccd0627748d813094dfa6aa1c2b95f61d325d6eb7067145

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fabd5d09a3a58be082a99588ee2d30cdd968affbb1d61e747bfc26bcc62a1e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-21T11:04:30Z",
    "title_canon_sha256": "78960b83f3012ee0d7c874b06e547b8315e6d3f732c0f4e712a83f81c3b6f9b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4133",
    "kind": "arxiv",
    "version": 1
  }
}