Pith Number

pith:QJHPZAWC

pith:2006:QJHPZAWCA2RA5RVL5WQBPHCNF7

not attested not anchored not stored refs pending

Initial data sets for the Schwarzschild spacetime

Alfonso Garc\'ia-Parrado G\'omez-Lobo, Juan A. Valiente Kroon

arxiv:gr-qc/0609100 v2 · 2006-09-22 · 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{QJHPZAWCA2RA5RVL5WQBPHCNF7}

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	2026-05-18T01:08:53.903939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

824efc82c206a20ec6abeda0179c4d2fffa0fd8ec7d1414e2b93614e1f4dca03

Aliases

arxiv: gr-qc/0609100 · arxiv_version: gr-qc/0609100v2 · doi: 10.48550/arxiv.gr-qc/0609100 · pith_short_12: QJHPZAWCA2RA · pith_short_16: QJHPZAWCA2RA5RVL · pith_short_8: QJHPZAWC

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/QJHPZAWCA2RA5RVL5WQBPHCNF7 \
  | 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: 824efc82c206a20ec6abeda0179c4d2fffa0fd8ec7d1414e2b93614e1f4dca03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f3efba325eb610bb3bbc217106762332204da7cd802b23e5768a265c0e22b2d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-09-22T08:52:59Z",
    "title_canon_sha256": "babf1ec1320fee1f7be0a6c7c076460145fc8f998d534149a65c6b3c4d606324"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0609100",
    "kind": "arxiv",
    "version": 2
  }
}