Pith Number

pith:KACESA5H

pith:2010:KACESA5HZCNT4WH6FDSRRTKQPM

not attested not anchored not stored refs pending

Cyclic polygons in classical geometry

Nilg\"un S\"onmez, Ren Guo

arxiv:1009.2970 v1 · 2010-09-15 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KACESA5HZCNT4WH6FDSRRTKQPM}

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	2026-05-18T04:27:26.779642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50044903a7c89b3e58fe28e518cd507b0d64d76bcad52f8186ec07d3b435f411

Aliases

arxiv: 1009.2970 · arxiv_version: 1009.2970v1 · doi: 10.48550/arxiv.1009.2970 · pith_short_12: KACESA5HZCNT · pith_short_16: KACESA5HZCNT4WH6 · pith_short_8: KACESA5H

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/KACESA5HZCNT4WH6FDSRRTKQPM \
  | 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: 50044903a7c89b3e58fe28e518cd507b0d64d76bcad52f8186ec07d3b435f411

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d534fc11164fccd9a70430e47b0482d9e992631f2d12a81253d32a2997559b82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2010-09-15T16:53:26Z",
    "title_canon_sha256": "1d8f77e0200e1ed7a286d84866b2c7d0b6c03ec5b8ed6942d44d8362daec5b99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2970",
    "kind": "arxiv",
    "version": 1
  }
}