Pith Number

pith:BZJCIHTJ

pith:2019:BZJCIHTJBHHA7QUSM667OS4QOV

not attested not anchored not stored refs pending

How does a collapsing star look?

Hirotaka Yoshino, Kazuma Takahashi, Ken-ichi Nakao

arxiv:1908.04223 v2 · 2019-08-12 · gr-qc · astro-ph.GA · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZJCIHTJBHHA7QUSM667OS4QOV}

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

The glow of eternal black holes

Receipt and verification

First computed	2026-07-05T00:16:21.025057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e52241e6909ce0fc29267bdf74b907577ce5e4eb8b981f1c9f40429da0e2197

Aliases

arxiv: 1908.04223 · arxiv_version: 1908.04223v2 · doi: 10.48550/arxiv.1908.04223 · pith_short_12: BZJCIHTJBHHA · pith_short_16: BZJCIHTJBHHA7QUS · pith_short_8: BZJCIHTJ

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/BZJCIHTJBHHA7QUSM667OS4QOV \
  | 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: 0e52241e6909ce0fc29267bdf74b907577ce5e4eb8b981f1c9f40429da0e2197

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97f79dc722a4eb458304e2d34819a15928c91061cd4a4b1734bd501b948cdae3",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-12T16:23:06Z",
    "title_canon_sha256": "46aaa5c997ba021515d07f5ceca7d9162cae7114142153d7f5e347f5904c17ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04223",
    "kind": "arxiv",
    "version": 2
  }
}