Pith Number

pith:RHIJJ5FW

pith:2014:RHIJJ5FWQTU4IQSMSVA5UNK5FK

not attested not anchored not stored refs pending

Upper bound on cubicity in terms of boxicity for graphs of low chromatic number

Deepak Rajendraprasad, L. Sunil Chandran, Rogers Mathew

arxiv:1404.7261 v1 · 2014-04-29 · 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{RHIJJ5FWQTU4IQSMSVA5UNK5FK}

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	2026-05-18T02:52:57.091233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89d094f4b684e9c4424c9541da355d2a825be72279fc60a1f3d441868e1ac157

Aliases

arxiv: 1404.7261 · arxiv_version: 1404.7261v1 · doi: 10.48550/arxiv.1404.7261 · pith_short_12: RHIJJ5FWQTU4 · pith_short_16: RHIJJ5FWQTU4IQSM · pith_short_8: RHIJJ5FW

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/RHIJJ5FWQTU4IQSMSVA5UNK5FK \
  | 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: 89d094f4b684e9c4424c9541da355d2a825be72279fc60a1f3d441868e1ac157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "759af3813a5f57e5ea09469f9a9dea9d2aaf196e26ca55aac2e2c39d221e88ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-04-29T07:20:01Z",
    "title_canon_sha256": "3cc95fc2df553143b2f74257729a40b4ef834a251ec2fd5cac6ece5bf4b50237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7261",
    "kind": "arxiv",
    "version": 1
  }
}