Pith Number

pith:H6TDAYFJ

pith:2006:H6TDAYFJDBMLMLDG5N43NTLSW7

not attested not anchored not stored refs pending

Missing Dwarf Problem in Galaxy Clusters

Hiroyuki Kase, Junichiro Makino, Yoko Funato

arxiv:astro-ph/0603074 v1 · 2006-03-03 · 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{H6TDAYFJDBMLMLDG5N43NTLSW7}

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	2026-05-18T01:40:32.295389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fa63060a91858b62c66eb79b6cd72b7f44ba45144c4c2ccb8ee8c735a0afb89

Aliases

arxiv: astro-ph/0603074 · arxiv_version: astro-ph/0603074v1 · doi: 10.48550/arxiv.astro-ph/0603074 · pith_short_12: H6TDAYFJDBML · pith_short_16: H6TDAYFJDBMLMLDG · pith_short_8: H6TDAYFJ

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/H6TDAYFJDBMLMLDG5N43NTLSW7 \
  | 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: 3fa63060a91858b62c66eb79b6cd72b7f44ba45144c4c2ccb8ee8c735a0afb89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55a293bef642325ef9070193f115e84f93bf1141872edb3a10d6b2ab76b75535",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-03T06:58:53Z",
    "title_canon_sha256": "a5276aced4840fe6a0c873e5ec9c70ca252fb75a90d1ec8580884e0b2bc06702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603074",
    "kind": "arxiv",
    "version": 1
  }
}