Pith Number

pith:25NDCEO2

pith:2018:25NDCEO2STGZ35S6DWGNCMV2KE

not attested not anchored not stored refs pending

Millisecond pulsars and the gamma-ray excess in Andromeda

Fabio Antonini, Giacomo Fragione, Oleg Y. Gnedin

arxiv:1808.02497 v2 · 2018-08-07 · 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{25NDCEO2STGZ35S6DWGNCMV2KE}

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	2026-05-17T23:55:12.181674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75a3111da94cd9df65e1d8cd132ba512f3d0a1666ef90ec8d6d047be1f15714

Aliases

arxiv: 1808.02497 · arxiv_version: 1808.02497v2 · doi: 10.48550/arxiv.1808.02497 · pith_short_12: 25NDCEO2STGZ · pith_short_16: 25NDCEO2STGZ35S6 · pith_short_8: 25NDCEO2

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/25NDCEO2STGZ35S6DWGNCMV2KE \
  | 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: d75a3111da94cd9df65e1d8cd132ba512f3d0a1666ef90ec8d6d047be1f15714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1398f0a0632f23c05f8343c975589e4a6d1e314f5ec9e418db70f1c6857f407",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-07T18:00:12Z",
    "title_canon_sha256": "4a36c60e50a1ce14741c73db06d8410abd3c45f51484bcbb5037afb22cb5ad8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02497",
    "kind": "arxiv",
    "version": 2
  }
}