Pith Number

pith:EUXUD5DM

pith:2014:EUXUD5DMLXHBYIGAV367MQI2CQ

not attested not anchored not stored refs pending

The tropical discriminant in positive characteristic

Luis Felipe Tabera

arxiv:1403.1051 v1 · 2014-03-05 · math.CO · 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{EUXUD5DMLXHBYIGAV367MQI2CQ}

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	2026-05-18T02:57:00.701805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

252f41f46c5dce1c20c0aefdf6411a141ee84bea2433e8843ee188f85cb8a029

Aliases

arxiv: 1403.1051 · arxiv_version: 1403.1051v1 · doi: 10.48550/arxiv.1403.1051 · pith_short_12: EUXUD5DMLXHB · pith_short_16: EUXUD5DMLXHBYIGA · pith_short_8: EUXUD5DM

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/EUXUD5DMLXHBYIGAV367MQI2CQ \
  | 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: 252f41f46c5dce1c20c0aefdf6411a141ee84bea2433e8843ee188f85cb8a029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac7dc20fe5d65635bc479680bb9bc2e18f6d6d6bbc61b664b071e47a52895ff",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-03-05T09:18:43Z",
    "title_canon_sha256": "43b151c559d7bcfac042a06aa0a72b24331bb96c58a4bdb13346928f421a68ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1051",
    "kind": "arxiv",
    "version": 1
  }
}