Pith Number

pith:LD3IRQXD

pith:2017:LD3IRQXD4TLUK2C7CMG2SVG4NF

not attested not anchored not stored refs pending

A note on chromatic blending of colour clusters

Johan Kok, Muhammad Kamran Jamil, Naduvath Sudev

arxiv:1702.00103 v1 · 2017-02-01 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LD3IRQXD4TLUK2C7CMG2SVG4NF}

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	2026-05-18T00:51:22.349084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58f688c2e3e4d745685f130da954dc6944c9ddafcbcce638912efa566886df17

Aliases

arxiv: 1702.00103 · arxiv_version: 1702.00103v1 · doi: 10.48550/arxiv.1702.00103 · pith_short_12: LD3IRQXD4TLU · pith_short_16: LD3IRQXD4TLUK2C7 · pith_short_8: LD3IRQXD

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/LD3IRQXD4TLUK2C7CMG2SVG4NF \
  | 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: 58f688c2e3e4d745685f130da954dc6944c9ddafcbcce638912efa566886df17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39b81a6f1f216e953d93cc5c8368263d8ac9b8f0a3f090ab892844c4451cd4e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2017-02-01T01:57:25Z",
    "title_canon_sha256": "89aef8e1010826b04be156761631ebb30c0d91da89ddf2ef8bea20ae211f67cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00103",
    "kind": "arxiv",
    "version": 1
  }
}