Pith Number

pith:2A7PMAC6

pith:2009:2A7PMAC6GM3CIP7CABM7C2BICY

not attested not anchored not stored refs pending

Gravitational Waves from Q-ball Formation

Kohei Kamada, Masahide Yamaguchi, Takeshi Chiba

arxiv:0912.3585 v2 · 2009-12-18 · astro-ph.CO · gr-qc · hep-ph

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	2026-05-18T04:34:27.869928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03ef6005e3336243fe20059f1682816397313fa8494ba8ca6ab26d8c37c52e6

Aliases

arxiv: 0912.3585 · arxiv_version: 0912.3585v2 · doi: 10.48550/arxiv.0912.3585 · pith_short_12: 2A7PMAC6GM3C · pith_short_16: 2A7PMAC6GM3CIP7C · pith_short_8: 2A7PMAC6

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/2A7PMAC6GM3CIP7CABM7C2BICY \
  | 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: d03ef6005e3336243fe20059f1682816397313fa8494ba8ca6ab26d8c37c52e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "258285a9b22a69b4bc4989257293790abbd09f5103d9f22e19654a16775d0edc",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-18T05:05:36Z",
    "title_canon_sha256": "db31a4d668290570414226e21c0c5749010481aff58ec9fdc6937826d32d409c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3585",
    "kind": "arxiv",
    "version": 2
  }
}