Pith Number

pith:BNHIVL7G

pith:2014:BNHIVL7GXUGRQJOTCQHA54SK7R

not attested not anchored not stored refs pending

Symmetric Nonnegative 5x5 Matrices Realizing Previously Unknown Region

Oren Spector

arxiv:1403.6096 v1 · 2014-03-24 · math.RA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNHIVL7GXUGRQJOTCQHA54SK7R}

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	2026-05-18T02:55:39.813348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b4e8aafe6bd0d1825d3140e0ef24afc4ce2206d8c2fa166d30803681e4174f1

Aliases

arxiv: 1403.6096 · arxiv_version: 1403.6096v1 · doi: 10.48550/arxiv.1403.6096 · pith_short_12: BNHIVL7GXUGR · pith_short_16: BNHIVL7GXUGRQJOT · pith_short_8: BNHIVL7G

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/BNHIVL7GXUGRQJOTCQHA54SK7R \
  | 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: 0b4e8aafe6bd0d1825d3140e0ef24afc4ce2206d8c2fa166d30803681e4174f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2976592f434b1e30e566ca8fac007de669bf5a9d84b4f5e3f3e17c9b3b544b54",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-03-24T19:29:44Z",
    "title_canon_sha256": "432bef4ba479777c6918f246e768e9e2e4f4ba88f5319872d6f5b3542e09db2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6096",
    "kind": "arxiv",
    "version": 1
  }
}