Pith Number

pith:QM3DDMWV

pith:2002:QM3DDMWVACUTFO34PCPTLMETHV

not attested not anchored not stored refs pending

Spacetime structure of self-similar spherically symmetric perfect fluid solutions

B. J. Carr, Carsten Gundlach

arxiv:gr-qc/0209092 v2 · 2002-09-24 · 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{QM3DDMWVACUTFO34PCPTLMETHV}

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

2 papers in Pith

Unveiling horizons in quantum critical collapse

Receipt and verification

First computed	2026-07-04T15:23:03.684067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

833631b2d500a932bb7c789f35b0933d462e7d9604d432617d461cbcbbce424f

Aliases

arxiv: gr-qc/0209092 · arxiv_version: gr-qc/0209092v2 · doi: 10.48550/arxiv.gr-qc/0209092 · pith_short_12: QM3DDMWVACUT · pith_short_16: QM3DDMWVACUTFO34 · pith_short_8: QM3DDMWV

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/QM3DDMWVACUTFO34PCPTLMETHV \
  | 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: 833631b2d500a932bb7c789f35b0933d462e7d9604d432617d461cbcbbce424f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "074b62b58f1d1e1bb41ddf5c6d7afc858a90d0af14fab9591eee638c6fd914f3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-09-24T16:23:21Z",
    "title_canon_sha256": "56a04b16d98f5ce30f99856066b066402f78e31c8519530c15da73ef10577dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0209092",
    "kind": "arxiv",
    "version": 2
  }
}