Pith Number

pith:YBOE6M2Q

pith:2006:YBOE6M2Q4BIEN6JQHAZMANIKC6

not attested not anchored not stored refs pending

An Observational Limit on the Dwarf Galaxy Population of the Local Group

Alan B. Whiting, George K. T. Hau, Miguel Verdugo, Mike Irwin

arxiv:astro-ph/0610551 v1 · 2006-10-18 · 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{YBOE6M2Q4BIEN6JQHAZMANIKC6}

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	2026-07-04T15:25:57.002180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c05c4f3350e05046f9303832c0350a17b5db5fa4d7dd0a0cbad0b05f77d93f27

Aliases

arxiv: astro-ph/0610551 · arxiv_version: astro-ph/0610551v1 · doi: 10.48550/arxiv.astro-ph/0610551 · pith_short_12: YBOE6M2Q4BIE · pith_short_16: YBOE6M2Q4BIEN6JQ · pith_short_8: YBOE6M2Q

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/YBOE6M2Q4BIEN6JQHAZMANIKC6 \
  | 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: c05c4f3350e05046f9303832c0350a17b5db5fa4d7dd0a0cbad0b05f77d93f27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ce6bdd670a3a31c9eae2903d77537d7a4159e773bd7b89fd746a62a5a8c6176",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-18T12:53:07Z",
    "title_canon_sha256": "1727e53b27876d187effeabaa30c2bdd33b4070b8da17281108527a4c3a9c83d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610551",
    "kind": "arxiv",
    "version": 1
  }
}