Pith Number

pith:T72V67KU

pith:2010:T72V67KUL65SBTDVM3H6N2AC24

not attested not anchored not stored refs pending

A Review of Error Estimation in Adaptive Quadrature

Pedro Gonnet

arxiv:1003.4629 v2 · 2010-03-24 · cs.NA · cs.MS · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T72V67KUL65SBTDVM3H6N2AC24}

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	2026-05-18T04:36:51.258161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff55f7d545fbb20cc7566cfe6e802d7222212882aaf2058d2bb5883a725bc50

Aliases

arxiv: 1003.4629 · arxiv_version: 1003.4629v2 · doi: 10.48550/arxiv.1003.4629 · pith_short_12: T72V67KUL65S · pith_short_16: T72V67KUL65SBTDV · pith_short_8: T72V67KU

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/T72V67KUL65SBTDVM3H6N2AC24 \
  | 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: 9ff55f7d545fbb20cc7566cfe6e802d7222212882aaf2058d2bb5883a725bc50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0225c8506753c82f12bfc8273fb503f1d1fed037194cb9fd4f550ab4c63496d5",
    "cross_cats_sorted": [
      "cs.MS",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2010-03-24T12:47:13Z",
    "title_canon_sha256": "309a96715b7909da7151c4259631264b323b006aa03f8839f5ac6ef3daee073a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4629",
    "kind": "arxiv",
    "version": 2
  }
}