Pith Number

pith:2YJ63IBA

pith:2018:2YJ63IBA4PIKN3D5EN3DT7ZIXA

not attested not anchored not stored refs pending

C-image partition regularity near zero

Sourav Kanti Patra, Sukrit Chakraborty

arxiv:1803.07932 v2 · 2018-02-10 · math.GN · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YJ63IBA4PIKN3D5EN3DT7ZIXA}

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	2026-05-18T00:14:00.084070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d613eda020e3d0a6ec7d237639ff28b8221f0aff5ddba94714b55fe0a86fbc1b

Aliases

arxiv: 1803.07932 · arxiv_version: 1803.07932v2 · doi: 10.48550/arxiv.1803.07932 · pith_short_12: 2YJ63IBA4PIK · pith_short_16: 2YJ63IBA4PIKN3D5 · pith_short_8: 2YJ63IBA

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/2YJ63IBA4PIKN3D5EN3DT7ZIXA \
  | 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: d613eda020e3d0a6ec7d237639ff28b8221f0aff5ddba94714b55fe0a86fbc1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58e269b0caf2afdba0ef262f461c48e3e09750d1d02f3021a65c936a395990b4",
    "cross_cats_sorted": [
      "math.CO",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-02-10T12:37:08Z",
    "title_canon_sha256": "40decc0cbb93b791f21947f18fd2e0688135288e2bd089b7d9b1161af59d5543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07932",
    "kind": "arxiv",
    "version": 2
  }
}