Pith Number

pith:7536KD4V

pith:2019:7536KD4VKKOVQ6LRSGTBBYZIQC

not attested not anchored not stored refs pending

Graph Coloring via Degeneracy in Streaming and Other Space-Conscious Models

Amit Chakrabarti, Prantar Ghosh, Suman K. Bera

arxiv:1905.00566 v1 · 2019-05-02 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7536KD4VKKOVQ6LRSGTBBYZIQC}

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	2026-05-17T23:47:11.544826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff77e50f95529d58797191a610e328808f320cac1caae72b6b51aeadbdbf6ef4

Aliases

arxiv: 1905.00566 · arxiv_version: 1905.00566v1 · doi: 10.48550/arxiv.1905.00566 · pith_short_12: 7536KD4VKKOV · pith_short_16: 7536KD4VKKOVQ6LR · pith_short_8: 7536KD4V

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/7536KD4VKKOVQ6LRSGTBBYZIQC \
  | 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: ff77e50f95529d58797191a610e328808f320cac1caae72b6b51aeadbdbf6ef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "335787b28a1080449e51d85ba6c601d95d2cf3ebb13c1c9e922ae3f2eabdadbb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-05-02T03:55:51Z",
    "title_canon_sha256": "0387d0d38440acda3f83ed798a4519e27df35dd7c723cd9f231cb2f7e6d6d804"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00566",
    "kind": "arxiv",
    "version": 1
  }
}