Pith Number

pith:A67AMC5D

pith:2011:A67AMC5DBFWRVP3WLACJ5AIFZC

not attested not anchored not stored refs pending

Facial structure of the cone of nonnegative ternary quartics

Aaron Kunert

arxiv:1110.5169 v1 · 2011-10-24 · 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{A67AMC5DBFWRVP3WLACJ5AIFZC}

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	2026-05-18T04:10:24.548281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07be060ba3096d1abf7658049e8105c8bc8a8cefcb7443d24cb8bd9a1440a03c

Aliases

arxiv: 1110.5169 · arxiv_version: 1110.5169v1 · doi: 10.48550/arxiv.1110.5169 · pith_short_12: A67AMC5DBFWR · pith_short_16: A67AMC5DBFWRVP3W · pith_short_8: A67AMC5D

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/A67AMC5DBFWRVP3WLACJ5AIFZC \
  | 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: 07be060ba3096d1abf7658049e8105c8bc8a8cefcb7443d24cb8bd9a1440a03c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edcf1d87de77f82c9355c14f5b44ab423747fdd8e709d3dd99d1580739a1e9c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-10-24T09:17:23Z",
    "title_canon_sha256": "823a426e65b4d7e0a6cd8a5f39bbb246535cb1517ec428547d2d2ae8bd935bf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5169",
    "kind": "arxiv",
    "version": 1
  }
}