Pith Number

pith:SUYOXYQ7

pith:2024:SUYOXYQ7OSDAE334OD3BOSCUEW

not attested not anchored not stored refs pending

Approximation of maps from algebraic polyhedra to real algebraic varieties

Marcin Bilski, Wojciech Kucharz

arxiv:2410.23457 v2 · 2024-10-30 · 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{SUYOXYQ7OSDAE334OD3BOSCUEW}

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

Retract rational varieties are uniformly retract rational

Receipt and verification

First computed	2026-07-05T10:36:30.941042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9530ebe21f7486026f7c70f6174854258a6bcaafc26cd533777c53f04bd0ba96

Aliases

arxiv: 2410.23457 · arxiv_version: 2410.23457v2 · doi: 10.48550/arxiv.2410.23457 · pith_short_12: SUYOXYQ7OSDA · pith_short_16: SUYOXYQ7OSDAE334 · pith_short_8: SUYOXYQ7

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/SUYOXYQ7OSDAE334OD3BOSCUEW \
  | 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: 9530ebe21f7486026f7c70f6174854258a6bcaafc26cd533777c53f04bd0ba96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb053926936eabc4d453b60d04508ad212d4242169da8b752dd786a27d34788a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2024-10-30T20:56:04Z",
    "title_canon_sha256": "ce050e16dc129f17a8c3bb1ff1fbfbca419e4e050407623fb074411f938dfab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.23457",
    "kind": "arxiv",
    "version": 2
  }
}