Pith Number

pith:VKCMGOS6

pith:2015:VKCMGOS6ZB55TEJN4CJ7FJNBDF

not attested not anchored not stored refs pending

On the Curling Number of Certain Graphs

Chithra Sudev, Johan Kok, Naduvath Sudev

arxiv:1506.00813 v2 · 2015-06-02 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKCMGOS6ZB55TEJN4CJ7FJNBDF}

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	2026-05-18T01:37:11.819144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa84c33a5ec87bd9912de093f2a5a11943dbe4cb7f371724536d139ba6f26b8b

Aliases

arxiv: 1506.00813 · arxiv_version: 1506.00813v2 · doi: 10.48550/arxiv.1506.00813 · pith_short_12: VKCMGOS6ZB55 · pith_short_16: VKCMGOS6ZB55TEJN · pith_short_8: VKCMGOS6

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/VKCMGOS6ZB55TEJN4CJ7FJNBDF \
  | 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: aa84c33a5ec87bd9912de093f2a5a11943dbe4cb7f371724536d139ba6f26b8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "093d5d515f0ea9f09e90cdb50383f1498771e2d9a1816de920072233432e8e6f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-06-02T09:44:49Z",
    "title_canon_sha256": "80c9d2f15c763fce37a15b547f69995200639b0b72883a25b5e79d67c650ae7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00813",
    "kind": "arxiv",
    "version": 2
  }
}