Pith Number

pith:CWTMYBXP

pith:2013:CWTMYBXPIPZISOZNDQHLVQ32AG

not attested not anchored not stored refs pending

On integrable generalizations of the pentagram map

Gloria Mar\'i Beffa

arxiv:1303.4295 v1 · 2013-03-18 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWTMYBXPIPZISOZNDQHLVQ32AG}

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	2026-05-18T03:30:38.932464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15a6cc06ef43f2893b2d1c0ebac37a0187a37339042e790de9bf954e21ee654d

Aliases

arxiv: 1303.4295 · arxiv_version: 1303.4295v1 · doi: 10.48550/arxiv.1303.4295 · pith_short_12: CWTMYBXPIPZI · pith_short_16: CWTMYBXPIPZISOZN · pith_short_8: CWTMYBXP

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/CWTMYBXPIPZISOZNDQHLVQ32AG \
  | 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: 15a6cc06ef43f2893b2d1c0ebac37a0187a37339042e790de9bf954e21ee654d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57f7f707ca7f95cafe6e192031f5abfd89d116223fb28c6434d7b888e74a87f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-03-18T15:44:58Z",
    "title_canon_sha256": "590b632c3356049937fb46034942f30ba450e4595c474d020d1d7f115cc161c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4295",
    "kind": "arxiv",
    "version": 1
  }
}