Pith Number

pith:FL27PAWW

pith:2009:FL27PAWWBM46AYVMH4SG5PBPDX

not attested not anchored not stored refs pending

Benchmark problems for continuum radiative transfer. High optical depths, anisotropic scattering, and polarisation

A.M. Watson, C.P. Dullemond, C. Pinte, F. Menard, M.C. Duran-Rojas, M. Min, P. Woitke, T.J. Harries

arxiv:0903.1231 v1 · 2009-03-06 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FL27PAWWBM46AYVMH4SG5PBPDX}

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	2026-05-18T02:14:36.839869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2af5f782d60b39e062ac3f246ebc2f1dde86cb57b8501faeb2f619ddf99deef4

Aliases

arxiv: 0903.1231 · arxiv_version: 0903.1231v1 · doi: 10.48550/arxiv.0903.1231 · pith_short_12: FL27PAWWBM46 · pith_short_16: FL27PAWWBM46AYVM · pith_short_8: FL27PAWW

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/FL27PAWWBM46AYVMH4SG5PBPDX \
  | 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: 2af5f782d60b39e062ac3f246ebc2f1dde86cb57b8501faeb2f619ddf99deef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f51785d0ab93c2cc7a89ce573900a7aa2416be9e82f9295c9d6ab23723eb3616",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-06T17:50:00Z",
    "title_canon_sha256": "2164dd32181d9d319575d6d43be60aa5d2b86178a41a0111fd3b699df88010fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1231",
    "kind": "arxiv",
    "version": 1
  }
}