Pith Number

pith:GGW4I2VJ

pith:2016:GGW4I2VJP4P2M6KQNMN6WQLZ5F

not attested not anchored not stored refs pending

The model of the black hole enclosed in dust. The flat space case

Elena Kopteva, Pavlina Jaluvkova, Zdenek Stuchlik

arxiv:1602.01266 v5 · 2016-02-03 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGW4I2VJP4P2M6KQNMN6WQLZ5F}

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	2026-05-18T00:29:33.719757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31adc46aa97f1fa679506b1beb4179e962d5a95e67caec40a3bcf6ac02bb23c9

Aliases

arxiv: 1602.01266 · arxiv_version: 1602.01266v5 · doi: 10.48550/arxiv.1602.01266 · pith_short_12: GGW4I2VJP4P2 · pith_short_16: GGW4I2VJP4P2M6KQ · pith_short_8: GGW4I2VJ

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/GGW4I2VJP4P2M6KQNMN6WQLZ5F \
  | 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: 31adc46aa97f1fa679506b1beb4179e962d5a95e67caec40a3bcf6ac02bb23c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "284b6cc4af4eff7ba2d1daaa5c2abc674c960eac7adcc0d6003ba2213a60a3b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-02-03T11:07:35Z",
    "title_canon_sha256": "790f8f12a2170f3168f97f6626f911de604aafb5ad8bdde340c90f12dff19688"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01266",
    "kind": "arxiv",
    "version": 5
  }
}