Pith Number

pith:IOPBDUZ3

pith:2017:IOPBDUZ3L4P573D4AFOFSM7EBA

not attested not anchored not stored refs pending

Dynamic Graph Coloring

Andr\'e van Renssen, Jean Cardinal, Luis Barba, Marcel Roeloffzen, Matias Korman, Sander Verdonschot, Stefan Langerman

arxiv:1708.09080 v2 · 2017-08-30 · 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{IOPBDUZ3L4P573D4AFOFSM7EBA}

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	2026-05-18T00:12:35.037842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

439e11d33b5f1fdfec7c015c5933e40812364b01bad3090041c276e2d5012391

Aliases

arxiv: 1708.09080 · arxiv_version: 1708.09080v2 · doi: 10.48550/arxiv.1708.09080 · pith_short_12: IOPBDUZ3L4P5 · pith_short_16: IOPBDUZ3L4P573D4 · pith_short_8: IOPBDUZ3

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/IOPBDUZ3L4P573D4AFOFSM7EBA \
  | 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: 439e11d33b5f1fdfec7c015c5933e40812364b01bad3090041c276e2d5012391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd996e2843f11c566f2dc2850f39e00cfe5c2524a0bc36a9dda00e48902fa57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-08-30T01:50:36Z",
    "title_canon_sha256": "792c187424261d3c342c5816489f9fa1f73c927bee2288f8390b9b3739130250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09080",
    "kind": "arxiv",
    "version": 2
  }
}