Pith Number

pith:HA7ZRA3H

pith:2016:HA7ZRA3HPVWR36VYRC2UNB7H4F

not attested not anchored not stored refs pending

Regularization to orthogonal-polynomials fitting with application to magnetization data

Bao Xu

arxiv:1603.03532 v1 · 2016-03-11 · cs.NA · cond-mat.mtrl-sci · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HA7ZRA3HPVWR36VYRC2UNB7H4F}

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	2026-05-18T01:19:15.405919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383f9883677d6d1dfab888b54687e7e153b0f8a4d3bb55c68162ff0fe8a57bd0

Aliases

arxiv: 1603.03532 · arxiv_version: 1603.03532v1 · doi: 10.48550/arxiv.1603.03532 · pith_short_12: HA7ZRA3HPVWR · pith_short_16: HA7ZRA3HPVWR36VY · pith_short_8: HA7ZRA3H

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/HA7ZRA3HPVWR36VYRC2UNB7H4F \
  | 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: 383f9883677d6d1dfab888b54687e7e153b0f8a4d3bb55c68162ff0fe8a57bd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dbda6c840321d15d0bf37cb330e4e69eafe5ab9c46ac3466f70f931507c609f",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2016-03-11T06:13:23Z",
    "title_canon_sha256": "de988e90fb2157822ab5141f3b9bd0705304406a00125ca0f7010579b9b45c8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03532",
    "kind": "arxiv",
    "version": 1
  }
}