Pith Number

pith:6JYL4IPM

pith:2017:6JYL4IPMGLG7SNLALLJOJSX7HW

not attested not anchored not stored refs pending

Extremal behaviour in sectional matrices

Anna Maria Bigatti, Elisa Palezzato, Michele Torielli

arxiv:1702.03292 v4 · 2017-02-10 · math.AC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JYL4IPMGLG7SNLALLJOJSX7HW}

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	2026-05-18T00:32:31.118232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f270be21ec32cdf935605ad2e4caff3d898b8c1c1389eb93b3d33aa634364520

Aliases

arxiv: 1702.03292 · arxiv_version: 1702.03292v4 · doi: 10.48550/arxiv.1702.03292 · pith_short_12: 6JYL4IPMGLG7 · pith_short_16: 6JYL4IPMGLG7SNLA · pith_short_8: 6JYL4IPM

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/6JYL4IPMGLG7SNLALLJOJSX7HW \
  | 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: f270be21ec32cdf935605ad2e4caff3d898b8c1c1389eb93b3d33aa634364520

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "944a7b8930936014c5cbf7fe88e4c952735ea338c09bd4db7a3d4cb3cb22137a",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-02-10T11:54:59Z",
    "title_canon_sha256": "e626785186fc950660846222e7ab514e6c4856f1b9d1ccc5b2c9f33bdb72c676"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03292",
    "kind": "arxiv",
    "version": 4
  }
}