Pith Number

pith:BCWUIRPS

pith:2010:BCWUIRPSEFTEKEIVEYFW2CCGYN

not attested not anchored not stored refs pending

Fixed-point free maps of Euclidean spaces

A. Chigogidze, R.Z.Bouziakova

arxiv:1011.4990 v1 · 2010-11-23 · math.GN

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCWUIRPSEFTEKEIVEYFW2CCGYN}

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	2026-05-18T04:34:54.920952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08ad4445f22166451115260b6d0846c368a27e887772ad69104b5d287c74a33f

Aliases

arxiv: 1011.4990 · arxiv_version: 1011.4990v1 · doi: 10.48550/arxiv.1011.4990 · pith_short_12: BCWUIRPSEFTE · pith_short_16: BCWUIRPSEFTEKEIV · pith_short_8: BCWUIRPS

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/BCWUIRPSEFTEKEIVEYFW2CCGYN \
  | 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: 08ad4445f22166451115260b6d0846c368a27e887772ad69104b5d287c74a33f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df84c4aa4358d9a67fbe1444d45bb41f5f5bba77aa50742ac85f48d449ce685b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2010-11-23T02:42:21Z",
    "title_canon_sha256": "f6bf1d797ec81c7db50648101d30d2e62da3d27cc5dab6630c68c569967de283"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4990",
    "kind": "arxiv",
    "version": 1
  }
}