Pith Number

pith:FP4UV2YN

pith:2012:FP4UV2YNFUPU5LQKR5P2OPYAIH

not attested not anchored not stored refs pending

An algebraic approach to symmetric extended formulations

G\'abor Braun, Sebastian Pokutta

arxiv:1206.6318 v1 · 2012-06-27 · cs.CC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FP4UV2YNFUPU5LQKR5P2OPYAIH}

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	2026-05-18T03:52:26.989477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf94aeb0d2d1f4eae0a8f5fa73f0041e13b4388111e6c3820d367654aa710b5

Aliases

arxiv: 1206.6318 · arxiv_version: 1206.6318v1 · doi: 10.48550/arxiv.1206.6318 · pith_short_12: FP4UV2YNFUPU · pith_short_16: FP4UV2YNFUPU5LQK · pith_short_8: FP4UV2YN

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/FP4UV2YNFUPU5LQKR5P2OPYAIH \
  | 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: 2bf94aeb0d2d1f4eae0a8f5fa73f0041e13b4388111e6c3820d367654aa710b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2177843ffb727fc9add54cb8b17d52b4ea09523cbd92dc051bc47d5467c5ccc8",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2012-06-27T16:01:42Z",
    "title_canon_sha256": "f677fc6941b8d20ea5a98535c8c8c9ce2e64f12c94fd955136a6f5bdd42cabe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6318",
    "kind": "arxiv",
    "version": 1
  }
}