Pith Number

pith:DSDGKL4X

pith:2011:DSDGKL4XKZQISCOD2LHS3EBGFW

not attested not anchored not stored refs pending

Population Synthesis of Radio and Gamma-ray Pulsars in the Fermi Era

Alice K. Harding, Caleb Billman, Isabelle A. Grenier, Marco Pierbattista, Peter L. Gonthier

arxiv:1103.1856 v1 · 2011-03-09 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSDGKL4XKZQISCOD2LHS3EBGFW}

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	2026-05-18T02:02:55.590716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c86652f9756608909c3d2cf2d90262d8d6deb36b3db29220193b4b3500aad34

Aliases

arxiv: 1103.1856 · arxiv_version: 1103.1856v1 · doi: 10.48550/arxiv.1103.1856 · pith_short_12: DSDGKL4XKZQI · pith_short_16: DSDGKL4XKZQISCOD · pith_short_8: DSDGKL4X

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/DSDGKL4XKZQISCOD2LHS3EBGFW \
  | 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: 1c86652f9756608909c3d2cf2d90262d8d6deb36b3db29220193b4b3500aad34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b25dab56910b847353bf8574ecc621ef4158a0d3a2678b67d113509e6eebd81",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-09T19:19:33Z",
    "title_canon_sha256": "6c5063c4bd4e766bcdb9dbf5bec175eff2409bcc66fdbd10e47835859c7cf7b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1856",
    "kind": "arxiv",
    "version": 1
  }
}