Pith Number

pith:BIDW7SGQ

pith:2014:BIDW7SGQMKNVGJH2GXOVNMKFFX

not attested not anchored not stored refs pending

Java application for the superposition T-matrix code to study the optical properties of cosmic dust aggregates

A. Chakraborty, H. S. Das, P. Deb Roy, P. Halder

arxiv:1405.7306 v1 · 2014-05-28 · physics.comp-ph · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BIDW7SGQMKNVGJH2GXOVNMKFFX}

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	2026-05-18T02:32:38.703798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a076fc8d0629b5324fa35dd56b1452de9b82cd556824368cad9c50fc38fe2f1

Aliases

arxiv: 1405.7306 · arxiv_version: 1405.7306v1 · doi: 10.48550/arxiv.1405.7306 · pith_short_12: BIDW7SGQMKNV · pith_short_16: BIDW7SGQMKNVGJH2 · pith_short_8: BIDW7SGQ

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/BIDW7SGQMKNVGJH2GXOVNMKFFX \
  | 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: 0a076fc8d0629b5324fa35dd56b1452de9b82cd556824368cad9c50fc38fe2f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9b44102ce1a1120ff8cb7c876f08665030a82a564db17a2177b38d7347e16d6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-05-28T17:11:13Z",
    "title_canon_sha256": "53cbcce51ce02c32d314f7b986f44ec22dfefb2fda36ef69c7bb071ac14160b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7306",
    "kind": "arxiv",
    "version": 1
  }
}