Pith Number

pith:46Y7MTLC

pith:2009:46Y7MTLCPXBVSUCQO22IU4HXNT

not attested not anchored not stored refs pending

The Milky Way's dark matter halo appears to be lopsided

Chanda J. Jog, Evan S. Levine, Kanak Saha, Leo Blitz

arxiv:0903.3802 v1 · 2009-03-23 · astro-ph.GA · 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{46Y7MTLCPXBVSUCQO22IU4HXNT}

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	2026-05-18T04:29:15.735364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7b1f64d627dc359505076b48a70f76cc12618f5310b1deb698077b65c6bd298

Aliases

arxiv: 0903.3802 · arxiv_version: 0903.3802v1 · doi: 10.48550/arxiv.0903.3802 · pith_short_12: 46Y7MTLCPXBV · pith_short_16: 46Y7MTLCPXBVSUCQ · pith_short_8: 46Y7MTLC

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/46Y7MTLCPXBVSUCQO22IU4HXNT \
  | 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: e7b1f64d627dc359505076b48a70f76cc12618f5310b1deb698077b65c6bd298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b335d9a9ab6204a3d5503d8c8b93076cc71f316cd03fe069e5aa47b7d58936",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-03-23T07:54:19Z",
    "title_canon_sha256": "c5627c5ff859e05892298ead4f8cba0df94e7851020d161379a681bea5bf7f03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3802",
    "kind": "arxiv",
    "version": 1
  }
}