Pith Number

pith:GC3BDW2H

pith:2008:GC3BDW2HXJDZGA3UHJEZCFWXKX

not attested not anchored not stored refs pending

A New Method for Estimating Dark Matter Halo Masses using Globular Cluster Systems

Duncan A. Forbes (Swinburne University), Lee R. Spitler

arxiv:0809.5057 v1 · 2008-09-29 · 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{GC3BDW2HXJDZGA3UHJEZCFWXKX}

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	2026-05-18T04:29:26.394105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30b611db47ba479303743a499116d755f6a103dd04779733492f9bc8e8311e36

Aliases

arxiv: 0809.5057 · arxiv_version: 0809.5057v1 · doi: 10.48550/arxiv.0809.5057 · pith_short_12: GC3BDW2HXJDZ · pith_short_16: GC3BDW2HXJDZGA3U · pith_short_8: GC3BDW2H

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/GC3BDW2HXJDZGA3UHJEZCFWXKX \
  | 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: 30b611db47ba479303743a499116d755f6a103dd04779733492f9bc8e8311e36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e901110416b4e3651bd57d4cbf837bc970a9390cc9da71006830f7b0bba559",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-29T20:00:46Z",
    "title_canon_sha256": "dae8aa0b04729fea9c5fc1f0196ecd87bf0049bfc22bbd674a1bd63af3c8dc50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.5057",
    "kind": "arxiv",
    "version": 1
  }
}