Pith Number

pith:EAF4BGYX

pith:2025:EAF4BGYXMRE4EJDD75MYWVLUQG

not attested not anchored not stored refs pending

On the homothety conjecture for the body of flotation and the body of buoyancy on a plane

Bart{\l}omiej Zawalski

arxiv:2507.11850 v1 · 2025-07-16 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EAF4BGYXMRE4EJDD75MYWVLUQG}

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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

Illumination Bodies in Projective Geometries

Receipt and verification

First computed	2026-07-05T11:37:52.052732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

200bc09b176449c22463ff598b557481a70b3f30ab1d50ccc508e015dcbff037

Aliases

arxiv: 2507.11850 · arxiv_version: 2507.11850v1 · doi: 10.48550/arxiv.2507.11850 · pith_short_12: EAF4BGYXMRE4 · pith_short_16: EAF4BGYXMRE4EJDD · pith_short_8: EAF4BGYX

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/EAF4BGYXMRE4EJDD75MYWVLUQG \
  | 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: 200bc09b176449c22463ff598b557481a70b3f30ab1d50ccc508e015dcbff037

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a16bf7c13722f484b8a4e2cbfb9dc8c1c882ca32a3975ab18f56f1450fdc723",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2025-07-16T02:29:55Z",
    "title_canon_sha256": "8a428d49719a15c49901aee06fb6998f378cb53168306aaa8371063ea6e1cd7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11850",
    "kind": "arxiv",
    "version": 1
  }
}