Pith Number

pith:BKRSLXCF

pith:2012:BKRSLXCFS3KPIT2DSEZWEH5M6Z

not attested not anchored not stored refs pending

GALAPAGOS: From Pixels to Parameters

Boris H\"au{\ss}ler, Chien Y. Peng, Daniel H. McIntosh, Marco Barden, Yicheng Guo

arxiv:1203.1831 v1 · 2012-03-08 · astro-ph.IM · 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{BKRSLXCFS3KPIT2DSEZWEH5M6Z}

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	2026-05-18T04:00:36.829685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aa325dc4596d4f44f439133621facf649f39f487b6f01603d39e029b1ee6034

Aliases

arxiv: 1203.1831 · arxiv_version: 1203.1831v1 · doi: 10.48550/arxiv.1203.1831 · pith_short_12: BKRSLXCFS3KP · pith_short_16: BKRSLXCFS3KPIT2D · pith_short_8: BKRSLXCF

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/BKRSLXCFS3KPIT2DSEZWEH5M6Z \
  | 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: 0aa325dc4596d4f44f439133621facf649f39f487b6f01603d39e029b1ee6034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc3ddb7909458e7b29614a9843aeb531c50002ad10c4764ed0088953acc39a68",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-03-08T15:49:24Z",
    "title_canon_sha256": "400c96a7dc724f30a8ba1f55dc56c950735bd4e70313ef026c375de02d4131a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1831",
    "kind": "arxiv",
    "version": 1
  }
}