Pith Number

pith:PTSPPOY7

pith:2013:PTSPPOY77O5QNM3WWLFLWEPP4P

not attested not anchored not stored refs pending

User Guide for the Discrete Dipole Approximation Code DDSCAT 7.3

(2) Scripps Institution of Oceanography, B.T. Draine (1), P. J. Flatau (2) ((1) Princeton University, UCSD)

arxiv:1305.6497 v1 · 2013-05-26 · physics.comp-ph · astro-ph.GA · cond-mat.mes-hall · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTSPPOY77O5QNM3WWLFLWEPP4P}

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.

Cited by

1 paper in Pith

Floating-point consistent cross-verification methodology for reproducible and interoperable DDA solvers with fair benchmarking

Receipt and verification

First computed	2026-05-18T03:24:40.627302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ce4f7bb1ffbbb06b376b2cabb11efe3ed3f27d48f30c697ccfe9efe105e94e7

Aliases

arxiv: 1305.6497 · arxiv_version: 1305.6497v1 · doi: 10.48550/arxiv.1305.6497 · pith_short_12: PTSPPOY77O5Q · pith_short_16: PTSPPOY77O5QNM3W · pith_short_8: PTSPPOY7

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/PTSPPOY77O5QNM3WWLFLWEPP4P \
  | 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: 7ce4f7bb1ffbbb06b376b2cabb11efe3ed3f27d48f30c697ccfe9efe105e94e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76495dc47d4cab6e5f03c04ecb8619b45711d2519d5da61d295cccc0e9b50f7e",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "cond-mat.mes-hall",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2013-05-26T19:44:50Z",
    "title_canon_sha256": "16ae7e0db6016e2893a5165eaeb511b927deda0dc69b30eaef970b253631ece2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6497",
    "kind": "arxiv",
    "version": 1
  }
}