Pith Number

pith:RKGT6GL5

pith:2025:RKGT6GL5H3O7CQLNWKDSM4IUZL

not attested not anchored not stored refs pending

On the generalized coloring numbers

Sebastian Siebertz

arxiv:2501.08698 v3 · 2025-01-15 · cs.DM · cs.LO · 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{RKGT6GL5H3O7CQLNWKDSM4IUZL}

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.

Cited by

1 paper in Pith

First-order transducibility among classes of sparse graphs

Receipt and verification

First computed	2026-07-05T11:42:25.058528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a8d3f197d3eddf1416db287267114cae6aff98e7d79f921e2e56dc2b0f7ece1

Aliases

arxiv: 2501.08698 · arxiv_version: 2501.08698v3 · doi: 10.48550/arxiv.2501.08698 · pith_short_12: RKGT6GL5H3O7 · pith_short_16: RKGT6GL5H3O7CQLN · pith_short_8: RKGT6GL5

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/RKGT6GL5H3O7CQLNWKDSM4IUZL \
  | 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: 8a8d3f197d3eddf1416db287267114cae6aff98e7d79f921e2e56dc2b0f7ece1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cb89e5035ee092c42b6ab2fa8a710a878f99de688666d5c24d7dd14325ea0e3",
    "cross_cats_sorted": [
      "cs.LO",
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2025-01-15T10:17:52Z",
    "title_canon_sha256": "730d715ca8078331507025068c5baa56636810526ce9f8307216ff4584882bdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.08698",
    "kind": "arxiv",
    "version": 3
  }
}