Pith Number

pith:BZOCLPQX

pith:2004:BZOCLPQXSCNJH2NDXLE3XOR2Y4

not attested not anchored not stored refs pending

News from Critical Collapse: Bondi Mass, Tails and Quasinormal Modes

Michael P\"urrer, Peter C. Aichelburg, Sascha Husa

arxiv:gr-qc/0411078 v2 · 2004-11-15 · 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{BZOCLPQXSCNJH2NDXLE3XOR2Y4}

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	2026-07-04T17:28:36.556263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e5c25be17909a93e9a3bac9bbba3ac73565ea321dfe5d3f160a5b9b260d219e

Aliases

arxiv: gr-qc/0411078 · arxiv_version: gr-qc/0411078v2 · doi: 10.48550/arxiv.gr-qc/0411078 · pith_short_12: BZOCLPQXSCNJ · pith_short_16: BZOCLPQXSCNJH2ND · pith_short_8: BZOCLPQX

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/BZOCLPQXSCNJH2NDXLE3XOR2Y4 \
  | 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: 0e5c25be17909a93e9a3bac9bbba3ac73565ea321dfe5d3f160a5b9b260d219e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57293cd580c75633fda652580f7b03eeabbecf77a57a120d2738611ea973d2fd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-11-15T22:40:34Z",
    "title_canon_sha256": "ff1b934aad984dcc0e8d954e91bb6d00bf4d4d84be27d87359f7bfe94d8edae3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0411078",
    "kind": "arxiv",
    "version": 2
  }
}