Pith Number

pith:CWI3AFTJ

pith:2014:CWI3AFTJF2R7B5ABRZFFM5J4TC

not attested not anchored not stored refs pending

The Complexity of DC-Switching Problems

Alban Grastien, Karsten Lehmann, Pascal Van Hentenryck

arxiv:1411.4369 v1 · 2014-11-17 · cs.CC · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWI3AFTJF2R7B5ABRZFFM5J4TC}

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	2026-05-18T02:35:45.839531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1591b016692ea3f0f4018e4a56753c9887b47012e231c608d24b15330b66e4f9

Aliases

arxiv: 1411.4369 · arxiv_version: 1411.4369v1 · doi: 10.48550/arxiv.1411.4369 · pith_short_12: CWI3AFTJF2R7 · pith_short_16: CWI3AFTJF2R7B5AB · pith_short_8: CWI3AFTJ

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/CWI3AFTJF2R7B5ABRZFFM5J4TC \
  | 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: 1591b016692ea3f0f4018e4a56753c9887b47012e231c608d24b15330b66e4f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4786b9b261afedaa26d508c06487e97470905ceca2dd5df790af92d2ec48f4c",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-11-17T05:46:38Z",
    "title_canon_sha256": "d43f7177e93c21048483ac0a6ef10445393b836c8cf7ebe543c179dd56e9d2aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4369",
    "kind": "arxiv",
    "version": 1
  }
}