Pith Number

pith:JNU27VIB

pith:2019:JNU27VIBUT4MNCZIATLPW357P2

not attested not anchored not stored refs pending

Matching is as Easy as the Decision Problem, in the NC Model

Nima Anari, Vijay V. Vazirani

arxiv:1901.10387 v5 · 2019-01-29 · cs.DS · cs.CC · cs.DC · 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{JNU27VIBUT4MNCZIATLPW357P2}

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

Linear Matroid Intersection is in Catalytic Logspace

Receipt and verification

First computed	2026-07-05T01:49:46.124571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b69afd501a4f8c68b2804d6fb6fbf7e8d351552ea0793fdb57ef66a4247b87b

Aliases

arxiv: 1901.10387 · arxiv_version: 1901.10387v5 · doi: 10.48550/arxiv.1901.10387 · pith_short_12: JNU27VIBUT4M · pith_short_16: JNU27VIBUT4MNCZI · pith_short_8: JNU27VIB

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/JNU27VIBUT4MNCZIATLPW357P2 \
  | 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: 4b69afd501a4f8c68b2804d6fb6fbf7e8d351552ea0793fdb57ef66a4247b87b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac7382525193526de89bc1199448ceada0bd70540393c678508f3e1e3d89039a",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DC",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-01-29T16:53:57Z",
    "title_canon_sha256": "7a46b6597fc685eb18a5e1aacf5bef282bd496537ec48240830e933d49d5dad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10387",
    "kind": "arxiv",
    "version": 5
  }
}