Pith Number

pith:CN4KMLSN

pith:2008:CN4KMLSNUNHYHYWVKVYC5OYYPT

not attested not anchored not stored refs pending

Detecting the Milky Way's Dark Disk

G. Lake (University of Zurich), J. Read, L. Baudis, T. Bruch

arxiv:0804.2896 v2 · 2008-04-17 · 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{CN4KMLSNUNHYHYWVKVYC5OYYPT}

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	2026-07-04T15:44:47.627509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1378a62e4da34f83e2d555702ebb187ccfc78379025adff446643531bd87e43c

Aliases

arxiv: 0804.2896 · arxiv_version: 0804.2896v2 · doi: 10.48550/arxiv.0804.2896 · pith_short_12: CN4KMLSNUNHY · pith_short_16: CN4KMLSNUNHYHYWV · pith_short_8: CN4KMLSN

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/CN4KMLSNUNHYHYWVKVYC5OYYPT \
  | 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: 1378a62e4da34f83e2d555702ebb187ccfc78379025adff446643531bd87e43c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ace5fc80e9db9d99b12f849332fc55c685a0ff0430e635edb423d43cf077f75d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-17T20:12:12Z",
    "title_canon_sha256": "01ed42f0b7988ca929c4d6ddfecded20c255d003323dfdbebc083e8f2434d3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.2896",
    "kind": "arxiv",
    "version": 2
  }
}