Pith Number

pith:ECN4HANY

pith:2011:ECN4HANY6KE4CNRNHASQHBHXLY

not attested not anchored not stored refs pending

Determinantal Representations and the Hermite Matrix

Andreas Thom, Daniel Plaumann, Tim Netzer

arxiv:1108.4380 v1 · 2011-08-22 · math.AG · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECN4HANY6KE4CNRNHASQHBHXLY}

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	2026-05-18T04:14:55.623639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209bc381b8f289c1362d38250384f75e0ce4c5512bedceb4c83f2a0cbc5861fa

Aliases

arxiv: 1108.4380 · arxiv_version: 1108.4380v1 · doi: 10.48550/arxiv.1108.4380 · pith_short_12: ECN4HANY6KE4 · pith_short_16: ECN4HANY6KE4CNRN · pith_short_8: ECN4HANY

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/ECN4HANY6KE4CNRNHASQHBHXLY \
  | 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: 209bc381b8f289c1362d38250384f75e0ce4c5512bedceb4c83f2a0cbc5861fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bb83c22a1ed2e2c8314001fbd0100756b24aa8253826246682d3e1ff76d7446",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-08-22T17:14:05Z",
    "title_canon_sha256": "66899de995685240287ea8a058295deec7583f9c53868af6dab27715e5345331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4380",
    "kind": "arxiv",
    "version": 1
  }
}