Pith Number

pith:KFNFNBUN

pith:1999:KFNFNBUN2E6NYR4G2NRDGJFD66

not attested not anchored not stored refs pending

Generalized Reissner-Nordstr\"om solution in Metric-Affine Gravity

Alfredo Mac\'ias, Jos\'e Socorro

arxiv:gr-qc/9906007 v1 · 1999-06-02 · 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{KFNFNBUN2E6NYR4G2NRDGJFD66}

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	2026-05-18T01:09:17.530991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

515a56868dd13cdc4786d3623324a3f7909489138c60800b5d266e204f2df1f5

Aliases

arxiv: gr-qc/9906007 · arxiv_version: gr-qc/9906007v1 · doi: 10.48550/arxiv.gr-qc/9906007 · pith_short_12: KFNFNBUN2E6N · pith_short_16: KFNFNBUN2E6NYR4G · pith_short_8: KFNFNBUN

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/KFNFNBUN2E6NYR4G2NRDGJFD66 \
  | 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: 515a56868dd13cdc4786d3623324a3f7909489138c60800b5d266e204f2df1f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18d898635ed394b192b33249137a54524a999e9b1eb8cb83ed7c53fe74fa0c1b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-06-02T14:26:13Z",
    "title_canon_sha256": "ce036c2f800d24f48dffbb749f3b1f6f846914ff9626895143497a44bdeeec60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9906007",
    "kind": "arxiv",
    "version": 1
  }
}