Pith Number

pith:JI6HGGGM

pith:2022:JI6HGGGMOHZ2V6R7POFF7TO2FQ

not attested not anchored not stored refs pending

Fixed-Parameter Tractability of Maximum Colored Path and Beyond

Fedor V. Fomin, Giannos Stamoulis, Kirill Simonov, Petr A. Golovach, Tuukka Korhonen

arxiv:2207.07449 v1 · 2022-07-15 · 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{JI6HGGGMOHZ2V6R7POFF7TO2FQ}

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	2026-07-05T04:40:32.530618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a3c7318cc71f3aafa3f7b8a5fcdda2c358e29b14c1711c755da93cbacdec874

Aliases

arxiv: 2207.07449 · arxiv_version: 2207.07449v1 · doi: 10.48550/arxiv.2207.07449 · pith_short_12: JI6HGGGMOHZ2 · pith_short_16: JI6HGGGMOHZ2V6R7 · pith_short_8: JI6HGGGM

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/JI6HGGGMOHZ2V6R7POFF7TO2FQ \
  | 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: 4a3c7318cc71f3aafa3f7b8a5fcdda2c358e29b14c1711c755da93cbacdec874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0175b40d7b7279ea1bc41c491cfb9d7120005c1353b5ccfd175eb3c48aec2727",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-07-15T12:52:13Z",
    "title_canon_sha256": "b1975d3a3d52ff67fc9b494d6beed61fb17963d9f446a0333af2f1119893ffbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.07449",
    "kind": "arxiv",
    "version": 1
  }
}