Pith Number

pith:XLANG3OV

pith:2015:XLANG3OV3ZDHANXN4VPNAVINO7

not attested not anchored not stored refs pending

Some Minimal Shape Decompositions Are Nice

Kevin R. Vixie

arxiv:1504.04839 v2 · 2015-04-19 · math.DG · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLANG3OV3ZDHANXN4VPNAVINO7}

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	2026-05-18T01:36:27.455276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bac0d36dd5de467036ede55ed0550d77f277cd64c7b0e227ae33dead947ca9d0

Aliases

arxiv: 1504.04839 · arxiv_version: 1504.04839v2 · doi: 10.48550/arxiv.1504.04839 · pith_short_12: XLANG3OV3ZDH · pith_short_16: XLANG3OV3ZDHANXN · pith_short_8: XLANG3OV

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/XLANG3OV3ZDHANXN4VPNAVINO7 \
  | 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: bac0d36dd5de467036ede55ed0550d77f277cd64c7b0e227ae33dead947ca9d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b9eccaa35b402cc902daa057fadd05e7769e86cfdd18bd6ae28df549bf48bf",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-04-19T15:00:50Z",
    "title_canon_sha256": "bd8d9835cba6660a36530c58cf808539521a266f59f53b0a0b6642f700a73b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04839",
    "kind": "arxiv",
    "version": 2
  }
}