Pith Number

pith:NZCUZVBX

pith:2013:NZCUZVBX5WKKS7JBZKMJHRH4IH

not attested not anchored not stored refs pending

Spectral energy distribution and generalized Wien's law for photons, cosmic string loops and related physical objects

David Jou, Maria Stella Mongiovi', Michele Sciacca

arxiv:1310.6228 v1 · 2013-10-23 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZCUZVBX5WKKS7JBZKMJHRH4IH}

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	2026-05-18T01:46:50.739704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e454cd437ed94a97d21ca9893c4fc41c0241652ce3a78000c26941d34460e6d

Aliases

arxiv: 1310.6228 · arxiv_version: 1310.6228v1 · doi: 10.48550/arxiv.1310.6228 · pith_short_12: NZCUZVBX5WKK · pith_short_16: NZCUZVBX5WKKS7JB · pith_short_8: NZCUZVBX

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/NZCUZVBX5WKKS7JBZKMJHRH4IH \
  | 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: 6e454cd437ed94a97d21ca9893c4fc41c0241652ce3a78000c26941d34460e6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df5da0bab30502734f01f6c6d757556856ed33e5a562ce1e51063a960a944cc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-10-23T13:58:02Z",
    "title_canon_sha256": "dccc7d914939ac507e9a475622447c927ecc1f424cf30c9ed40063ca3c33fa87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6228",
    "kind": "arxiv",
    "version": 1
  }
}