Pith Number

pith:KZSD2YF5

pith:2011:KZSD2YF5VQVKHJCEGIMVBM5FE3

not attested not anchored not stored refs pending

The formation of the eccentric-orbit millisecond pulsar J1903+0327 and the origin of single millisecond pulsars

Ed van den Heuvel (UvA), Gijs Nelemans (Radboud University), Joeri van Leeuwen (ASTRON), Simon Portegies Zwart (Leiden Observatory)

arxiv:1103.2375 v1 · 2011-03-11 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZSD2YF5VQVKHJCEGIMVBM5FE3}

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	2026-05-18T02:02:54.393281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56643d60bdac2aa3a444321950b3a526d002a5d6697e6706bec160a201ef120a

Aliases

arxiv: 1103.2375 · arxiv_version: 1103.2375v1 · doi: 10.48550/arxiv.1103.2375 · pith_short_12: KZSD2YF5VQVK · pith_short_16: KZSD2YF5VQVKHJCE · pith_short_8: KZSD2YF5

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/KZSD2YF5VQVKHJCEGIMVBM5FE3 \
  | 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: 56643d60bdac2aa3a444321950b3a526d002a5d6697e6706bec160a201ef120a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d26d2bfbe393f4be928b078c6f36522f9f1803e46a8300d330e41b6ac02aa1a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-03-11T21:12:00Z",
    "title_canon_sha256": "feba46e66a421aba346e2dd55fbc6159c1d29a04b7d9eda993acdfdf11dababf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2375",
    "kind": "arxiv",
    "version": 1
  }
}