Pith Number

pith:HEFEJIRI

pith:2000:HEFEJIRI3UHPTD56GZS55YACX7

not attested not anchored not stored refs pending

Topological properties of real algebraic varieties: du c\^ot\'e de chez Rokhlin

A.Degtyarev, V.Kharlamov

arxiv:math/0004134 v1 · 2000-04-20 · 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{HEFEJIRI3UHPTD56GZS55YACX7}

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.

Cited by

1 paper in Pith

Quadratically Enriched Plane Curve Counting via Tropical Geometry

Receipt and verification

First computed	2026-05-18T01:38:30.301688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

390a44a228dd0ef98fbe3665dee002bfcd4f24377ca3640c4083811ea858f1ed

Aliases

arxiv: math/0004134 · arxiv_version: math/0004134v1 · doi: 10.48550/arxiv.math/0004134 · pith_short_12: HEFEJIRI3UHP · pith_short_16: HEFEJIRI3UHPTD56 · pith_short_8: HEFEJIRI

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/HEFEJIRI3UHPTD56GZS55YACX7 \
  | 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: 390a44a228dd0ef98fbe3665dee002bfcd4f24377ca3640c4083811ea858f1ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7ef41860efe8db70c75f3f96476f9d3c10b532e261c34c66c0beb63934e1fbf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2000-04-20T19:59:21Z",
    "title_canon_sha256": "3ea69bbd72c9aa849d3690c291db3a9d324d636ea873bf71e2508c4e72dd2683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0004134",
    "kind": "arxiv",
    "version": 1
  }
}