Pith Number

pith:TOMKWWCF

pith:2009:TOMKWWCFTYGIYTJ4DLVK4CYSM4

not attested not anchored not stored refs pending

Complexity in small-scale dwarf spheroidal galaxies

Andreas Koch, Daniel Ad\'en, Eva K. Grebel, Sofia Feltzing

arxiv:0909.4677 v1 · 2009-09-25 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOMKWWCFTYGIYTJ4DLVK4CYSM4}

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	2026-05-18T02:11:37.700567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b98ab58459e0c8c4d3c1aeaae0b12673eca17c6e30d1dea3ceed319ce62bd7d

Aliases

arxiv: 0909.4677 · arxiv_version: 0909.4677v1 · doi: 10.48550/arxiv.0909.4677 · pith_short_12: TOMKWWCFTYGI · pith_short_16: TOMKWWCFTYGIYTJ4 · pith_short_8: TOMKWWCF

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/TOMKWWCFTYGIYTJ4DLVK4CYSM4 \
  | 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: 9b98ab58459e0c8c4d3c1aeaae0b12673eca17c6e30d1dea3ceed319ce62bd7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cdb2af541bad9a284975488c1ae7b0d896393307200cdf0f419fbffa35e2c97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-25T12:28:52Z",
    "title_canon_sha256": "b080c6fc3a6630ed115457c63cb5b5538a8a4b0d42cf86f9016e41bb03faa956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4677",
    "kind": "arxiv",
    "version": 1
  }
}