Pith Number

pith:HDSPPDVB

pith:2015:HDSPPDVBPHOCYBCB7KA7GHFI6G

not attested not anchored not stored refs pending

Computing Hermitian determinantal representations of hyperbolic curves

Cynthia Vinzant, Daniel Plaumann, David E. Speyer, Rainer Sinn

arxiv:1504.06023 v1 · 2015-04-23 · math.AG · 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{HDSPPDVBPHOCYBCB7KA7GHFI6G}

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	2026-05-18T02:18:02.868782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38e4f78ea179dc2c0441fa81f31ca8f1bfed64030faa144d7b5438f0390a0122

Aliases

arxiv: 1504.06023 · arxiv_version: 1504.06023v1 · doi: 10.48550/arxiv.1504.06023 · pith_short_12: HDSPPDVBPHOC · pith_short_16: HDSPPDVBPHOCYBCB · pith_short_8: HDSPPDVB

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/HDSPPDVBPHOCYBCB7KA7GHFI6G \
  | 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: 38e4f78ea179dc2c0441fa81f31ca8f1bfed64030faa144d7b5438f0390a0122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f3dbc111449365fbc561dd573cdc8ab7cc68e548c5a9fbe619c9f5d9f24a38c",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-23T01:52:56Z",
    "title_canon_sha256": "d06a7dd2e92286b89859e011b3fc7fc230cae0709ab94701a956d1a660e8a7e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06023",
    "kind": "arxiv",
    "version": 1
  }
}