Pith Number

pith:YEPZXOMW

pith:2012:YEPZXOMWQC75BKKYREJLZHRDMR

not attested not anchored not stored refs pending

On the Mass Distribution and Birth Masses of Neutron Stars

Antonia Sierra Villarreal (Arizona), Dimitrios Psaltis (Arizona), Feryal Ozel (Arizona), Ramesh Narayan (Harvard)

arxiv:1201.1006 v2 · 2012-01-04 · astro-ph.HE · gr-qc · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEPZXOMWQC75BKKYREJLZHRDMR}

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.

Cited by

1 paper in Pith

GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

Receipt and verification

First computed	2026-07-05T04:42:11.045500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c11f9bb99680bfd0a9588912bc9e236451969268e22ce919abfe827f22ee9e8f

Aliases

arxiv: 1201.1006 · arxiv_version: 1201.1006v2 · doi: 10.48550/arxiv.1201.1006 · pith_short_12: YEPZXOMWQC75 · pith_short_16: YEPZXOMWQC75BKKY · pith_short_8: YEPZXOMW

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/YEPZXOMWQC75BKKYREJLZHRDMR \
  | 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: c11f9bb99680bfd0a9588912bc9e236451969268e22ce919abfe827f22ee9e8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67b6ae8c28dbb0c7487ba56c15c8af56f4811f81b3435bbb02d9bf1209cbee52",
    "cross_cats_sorted": [
      "gr-qc",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-01-04T21:03:33Z",
    "title_canon_sha256": "66f5b887ab4c03253b729310bd673fd4fcfe586d7ca9e7f45cb76e344d759eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1006",
    "kind": "arxiv",
    "version": 2
  }
}