Pith Number

pith:5FDNMFZM

pith:2002:5FDNMFZMN6CTVNE4DUTAJUIJ2J

not attested not anchored not stored refs pending

Adaptive spectral identification techniques in presence of undetected non linearities

E. Cuoco, G. Cella, G.M. Guidi

arxiv:gr-qc/0210083 v1 · 2002-10-24 · 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{5FDNMFZMN6CTVNE4DUTAJUIJ2J}

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	2026-05-18T00:37:00.112864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e946d6172c6f853ab49c1d2604d109d25de0bfa8450dc2136113ddc88eff7cbb

Aliases

arxiv: gr-qc/0210083 · arxiv_version: gr-qc/0210083v1 · doi: 10.48550/arxiv.gr-qc/0210083 · pith_short_12: 5FDNMFZMN6CT · pith_short_16: 5FDNMFZMN6CTVNE4 · pith_short_8: 5FDNMFZM

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/5FDNMFZMN6CTVNE4DUTAJUIJ2J \
  | 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: e946d6172c6f853ab49c1d2604d109d25de0bfa8450dc2136113ddc88eff7cbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515c021148b3809fe0350ee0d5ed59d731225cdd2c94a2bbc6a16bd70afb9db0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-10-24T08:00:37Z",
    "title_canon_sha256": "ffeb42fe01017bd3907152a9de559398445de7ead46b99299824a5855aecff26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0210083",
    "kind": "arxiv",
    "version": 1
  }
}