Pith Number

pith:UE4RA2ZZ

pith:2008:UE4RA2ZZM2UDFZR3VO3UYCUYCC

not attested not anchored not stored refs pending

Variation of the subhalo abundance in dark matter halos

Junichiro Makino, Tomoaki Ishiyama, Toshiyuki Fukushige

arxiv:0812.0683 v2 · 2008-12-03 · 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{UE4RA2ZZM2UDFZR3VO3UYCUYCC}

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	2026-05-18T02:35:13.655331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a139106b3966a832e63babb74c0a981084d78e202b68b35955c14b7315151237

Aliases

arxiv: 0812.0683 · arxiv_version: 0812.0683v2 · doi: 10.48550/arxiv.0812.0683 · pith_short_12: UE4RA2ZZM2UD · pith_short_16: UE4RA2ZZM2UDFZR3 · pith_short_8: UE4RA2ZZ

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/UE4RA2ZZM2UDFZR3VO3UYCUYCC \
  | 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: a139106b3966a832e63babb74c0a981084d78e202b68b35955c14b7315151237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5e3293b86a07f4ffe66fc11bd5e5d66902de659a009652f52f9b00965c9d9a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-03T11:44:14Z",
    "title_canon_sha256": "f312e641e22dea31caf1560157beb03cc80c90ac51d23c49e46ac57706429d43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0683",
    "kind": "arxiv",
    "version": 2
  }
}