Pith Number

pith:VAR43VH5

pith:2003:VAR43VH5JUJ5UNDG22QQRRPDMG

not attested not anchored not stored refs pending

Dark matter annihilation in the halo of the Milky Way

Felix Stoehr, Giuseppe Tormen, Naoki Yoshida, Simon D. M. White, Volker Springel

arxiv:astro-ph/0307026 v2 · 2003-07-01 · 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{VAR43VH5JUJ5UNDG22QQRRPDMG}

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	2026-07-04T15:51:12.075532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a823cdd4fd4d13da3466d6a108c5e361b45ace644edd36fb0773ed014a26208e

Aliases

arxiv: astro-ph/0307026 · arxiv_version: astro-ph/0307026v2 · doi: 10.48550/arxiv.astro-ph/0307026 · pith_short_12: VAR43VH5JUJ5 · pith_short_16: VAR43VH5JUJ5UNDG · pith_short_8: VAR43VH5

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/VAR43VH5JUJ5UNDG22QQRRPDMG \
  | 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: a823cdd4fd4d13da3466d6a108c5e361b45ace644edd36fb0773ed014a26208e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "509ace35e378bd7c5fac857e9b8028d496398b8d00f9ae801c95f9089a21dd7b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-01T19:04:31Z",
    "title_canon_sha256": "beb4348eef0c08d8d036a683e717d4445455cb97ece4b1efde2da96df407f15b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307026",
    "kind": "arxiv",
    "version": 2
  }
}