Pith Number

pith:C7ZTSJKE

pith:2014:C7ZTSJKEDDSHDZOYS32FTMOG5F

not attested not anchored not stored refs pending

Density of real and complex decomposable univariate polynomials

Guillermo Matera, Joachim von zur Gathen

arxiv:1407.0906 v2 · 2014-07-03 · 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{C7ZTSJKEDDSHDZOYS32FTMOG5F}

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	2026-05-18T01:08:21.460937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17f339254418e471e5d896f459b1c6e94ae93751d1b6fb96a4cc513ee26b20a1

Aliases

arxiv: 1407.0906 · arxiv_version: 1407.0906v2 · doi: 10.48550/arxiv.1407.0906 · pith_short_12: C7ZTSJKEDDSH · pith_short_16: C7ZTSJKEDDSHDZOY · pith_short_8: C7ZTSJKE

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/C7ZTSJKEDDSHDZOYS32FTMOG5F \
  | 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: 17f339254418e471e5d896f459b1c6e94ae93751d1b6fb96a4cc513ee26b20a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04be8c97ef78d6dbd4e9470f327b200e7d467791ac4728666ceaba588aab27ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-07-03T13:02:56Z",
    "title_canon_sha256": "cca5ad28b6ea31013ee86308910392c2ccfcf818764c7a48bab87d334bc028d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0906",
    "kind": "arxiv",
    "version": 2
  }
}