Pith Number

pith:TCUO2WLL

pith:2013:TCUO2WLLJSU6T6FECVFCZG3V7Z

not attested not anchored not stored refs pending

Convex Relaxations for Permutation Problems

Alexandre d'Aspremont, Fajwel Fogel, Francis Bach, Rodolphe Jenatton

arxiv:1306.4805 v3 · 2013-06-20 · 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{TCUO2WLLJSU6T6FECVFCZG3V7Z}

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	2026-05-18T02:27:51.305144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98a8ed596b4ca9e9f8a4154a2c9b75fe594bb03506bb07b866850e2acd09ffa2

Aliases

arxiv: 1306.4805 · arxiv_version: 1306.4805v3 · doi: 10.48550/arxiv.1306.4805 · pith_short_12: TCUO2WLLJSU6 · pith_short_16: TCUO2WLLJSU6T6FE · pith_short_8: TCUO2WLL

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/TCUO2WLLJSU6T6FECVFCZG3V7Z \
  | 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: 98a8ed596b4ca9e9f8a4154a2c9b75fe594bb03506bb07b866850e2acd09ffa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6163cfc5db360bc29db1ea894ea818fc590fc301c5550b95518cedc5243912d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-06-20T10:09:22Z",
    "title_canon_sha256": "f2713a6b8b5823ecf97c06520eeb192640f21ab9705762dd1ca6afd75c41e337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4805",
    "kind": "arxiv",
    "version": 3
  }
}