Pith Number

pith:MUOZFRII

pith:2013:MUOZFRIII2J53G37OOMJYAVEZS

not attested not anchored not stored refs pending

Tensors of Nonnegative Rank Two

Bernd Sturmfels, Elizabeth S. Allman, John A. Rhodes, Piotr Zwiernik

arxiv:1305.0539 v1 · 2013-05-02 · math.AG · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MUOZFRIII2J53G37OOMJYAVEZS}

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	2026-05-18T03:26:39.902600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

651d92c5084693dd9b7f73989c02a4cc9d485e2d95eba639287de121a3b2253d

Aliases

arxiv: 1305.0539 · arxiv_version: 1305.0539v1 · doi: 10.48550/arxiv.1305.0539 · pith_short_12: MUOZFRIII2J5 · pith_short_16: MUOZFRIII2J53G37 · pith_short_8: MUOZFRII

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/MUOZFRIII2J53G37OOMJYAVEZS \
  | 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: 651d92c5084693dd9b7f73989c02a4cc9d485e2d95eba639287de121a3b2253d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c21fa78a05d92fd361aa48b9784352830e6e82192258562130f9397dfcd929ad",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-05-02T19:07:49Z",
    "title_canon_sha256": "c4971f239de200d26bacae34ef9d4827a684ed926caf228aa4b88fafd77fd04f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0539",
    "kind": "arxiv",
    "version": 1
  }
}