Pith Number

pith:YNEPVQQD

pith:2012:YNEPVQQDTHHNVWISSGUZDPTWJO

not attested not anchored not stored refs pending

Modeling the Spatial Distribution of Neutron Stars in the Galaxy

Ali Taani, Chengmin Zhang, Luca Naso, Yingchun Wei, Yongheng Zhao

arxiv:1205.4307 v1 · 2012-05-19 · astro-ph.HE

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

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	2026-05-18T03:43:07.165832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c348fac20399cedad91291a991be764b999dffadb507bbe2779fb51cd2c3a55c

Aliases

arxiv: 1205.4307 · arxiv_version: 1205.4307v1 · doi: 10.48550/arxiv.1205.4307 · pith_short_12: YNEPVQQDTHHN · pith_short_16: YNEPVQQDTHHNVWIS · pith_short_8: YNEPVQQD

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/YNEPVQQDTHHNVWISSGUZDPTWJO \
  | 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: c348fac20399cedad91291a991be764b999dffadb507bbe2779fb51cd2c3a55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b03f5800f4efa642ee7ece17259e0a353213e2988eeb2b827533f611b62f34c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-05-19T08:41:13Z",
    "title_canon_sha256": "2b581d9e1aee6991109b92cf068d92a03db67e4bfe313d00deec24de84170684"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4307",
    "kind": "arxiv",
    "version": 1
  }
}