Pith Number

pith:SNMCHVZZ

pith:2009:SNMCHVZZDYV4WX4FFYGDYHQYJ2

not attested not anchored not stored refs pending

The Dominance of Metal-Rich Streams in Stellar Halos: A Comparison Between Substructure in M31 and Lambda-CDM Models

Andreea S. Font, Karoline M. Gilbert, Kathryn V. Johnston, Puragra Guhathakurta

arxiv:0908.1111 v1 · 2009-08-07 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNMCHVZZDYV4WX4FFYGDYHQYJ2}

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	2026-05-18T02:12:36.543753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935823d7391e2bcb5f852e0c3c1e184ea14e0670cd352d2f837b847490582b86

Aliases

arxiv: 0908.1111 · arxiv_version: 0908.1111v1 · doi: 10.48550/arxiv.0908.1111 · pith_short_12: SNMCHVZZDYV4 · pith_short_16: SNMCHVZZDYV4WX4F · pith_short_8: SNMCHVZZ

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/SNMCHVZZDYV4WX4FFYGDYHQYJ2 \
  | 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: 935823d7391e2bcb5f852e0c3c1e184ea14e0670cd352d2f837b847490582b86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7020803c2f74eaad6461ee2c1b2eeeded9f83f6af598e29e7ce2bdc4b708e251",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-07T20:11:36Z",
    "title_canon_sha256": "27930f5aa081202bf94e45f7043aff04e51486f70092afe9c3a4d11504655ac1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1111",
    "kind": "arxiv",
    "version": 1
  }
}