Pith Number

pith:RYZ4HVV3

pith:2025:RYZ4HVV3CFKTF65WZ3NAUZJXZ2

not attested not anchored not stored refs pending

The Segre Determinant

Elizabeth Pratt

arxiv:2505.09204 v2 · 2025-05-14 · 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{RYZ4HVV3CFKTF65WZ3NAUZJXZ2}

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.

Cited by

1 paper in Pith

Copositive Matrices with Ordered Off-Diagonal Entries

Receipt and verification

First computed	2026-05-20T14:03:19.028949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e33c3d6bb115532fbb6ceda0a6537ce85fb93a55f375a6a7180d1eb5a6ffe57

Aliases

arxiv: 2505.09204 · arxiv_version: 2505.09204v2 · doi: 10.48550/arxiv.2505.09204 · pith_short_12: RYZ4HVV3CFKT · pith_short_16: RYZ4HVV3CFKTF65W · pith_short_8: RYZ4HVV3

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/RYZ4HVV3CFKTF65WZ3NAUZJXZ2 \
  | 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: 8e33c3d6bb115532fbb6ceda0a6537ce85fb93a55f375a6a7180d1eb5a6ffe57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df6b2fdf3f819564b2e329990056cfc464d7ed07ecaf14005a0017fa41ce8190",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-05-14T07:34:28Z",
    "title_canon_sha256": "4adf4f44bf913a5eb7267e917259c482009382814dfe98f57e921b07e9743497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09204",
    "kind": "arxiv",
    "version": 2
  }
}