Pith Number

pith:SURCLAU7

pith:2013:SURCLAU7YVMNJK46XFYKXJCWGT

not attested not anchored not stored refs pending

Polynomial Bounds for the Grid-Minor Theorem

Chandra Chekuri, Julia Chuzhoy

arxiv:1305.6577 v5 · 2013-05-28 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SURCLAU7YVMNJK46XFYKXJCWGT}

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	2026-05-18T01:09:32.697371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

952225829fc558d4ab9eb970aba45634db0a0535c1d58b8332210b8ca317d322

Aliases

arxiv: 1305.6577 · arxiv_version: 1305.6577v5 · doi: 10.48550/arxiv.1305.6577 · pith_short_12: SURCLAU7YVMN · pith_short_16: SURCLAU7YVMNJK46 · pith_short_8: SURCLAU7

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/SURCLAU7YVMNJK46XFYKXJCWGT \
  | 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: 952225829fc558d4ab9eb970aba45634db0a0535c1d58b8332210b8ca317d322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3788a002b526cb7c425dd50fa5c2685e6e60093a255d7fa80e5933690b0ce4d1",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-05-28T18:27:20Z",
    "title_canon_sha256": "64fd4538560a991b7d433492b4162ab8004ae93014b5e837ae25abaf09f7ec64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6577",
    "kind": "arxiv",
    "version": 5
  }
}