Pith Number

pith:PBTNXCMO

pith:2010:PBTNXCMO7U2QRQJ77NR4PYN4C4

not attested not anchored not stored refs pending

Grand Unification in Neutron Stars

Victoria M. Kaspi (McGill University)

arxiv:1005.0876 v1 · 2010-05-06 · 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{PBTNXCMO7U2QRQJ77NR4PYN4C4}

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	2026-05-18T02:07:42.432586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7866db898efd3508c13ffb63c7e1bc17100d647c5532c1ff92b796f4fc15b4f6

Aliases

arxiv: 1005.0876 · arxiv_version: 1005.0876v1 · doi: 10.48550/arxiv.1005.0876 · pith_short_12: PBTNXCMO7U2Q · pith_short_16: PBTNXCMO7U2QRQJ7 · pith_short_8: PBTNXCMO

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/PBTNXCMO7U2QRQJ77NR4PYN4C4 \
  | 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: 7866db898efd3508c13ffb63c7e1bc17100d647c5532c1ff92b796f4fc15b4f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3250eee19464ab28a691334c09646974c7634817b46b9ec33ab572f543eca2c2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-05-06T02:32:12Z",
    "title_canon_sha256": "a5e1c4775fd4d4e3a8da5338c568bcab1974dfc0388a405312d1838eb474d0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0876",
    "kind": "arxiv",
    "version": 1
  }
}