Pith Number

pith:3AOFWLBJ

pith:2015:3AOFWLBJSYZXVF7F5XQJTU4TCR

not attested not anchored not stored refs pending

Fourier Codes

E.S.V. Freire, H.M. de Oliveira, R.M. Campello de Souza

arxiv:1503.03293 v1 · 2015-03-11 · cs.IT · cs.DM · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3AOFWLBJSYZXVF7F5XQJTU4TCR}

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	2026-05-18T02:25:03.866802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d81c5b2c2996337a97e5ede099d3931469e124d85f0ce744c8fc6fe77a918bbb

Aliases

arxiv: 1503.03293 · arxiv_version: 1503.03293v1 · doi: 10.48550/arxiv.1503.03293 · pith_short_12: 3AOFWLBJSYZX · pith_short_16: 3AOFWLBJSYZXVF7F · pith_short_8: 3AOFWLBJ

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/3AOFWLBJSYZXVF7F5XQJTU4TCR \
  | 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: d81c5b2c2996337a97e5ede099d3931469e124d85f0ce744c8fc6fe77a918bbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8b6357d8b7f1b492487fbc89b00031826b062b3e5646b648a9d55927368b7f2",
    "cross_cats_sorted": [
      "cs.DM",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-03-11T12:14:10Z",
    "title_canon_sha256": "505f067af4214723f627b40a67adb9765ca2230232b2390a186c5131f79765a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03293",
    "kind": "arxiv",
    "version": 1
  }
}