Pith Number

pith:SZPJFPYU

pith:2011:SZPJFPYUMCRLFB4XIS6JZ6H7HV

not attested not anchored not stored refs pending

On Oblivious PTAS's for Nash Equilibrium

Christos H. Papadimitriou, Constantinos Daskalakis

arxiv:1102.2280 v1 · 2011-02-11 · cs.GT · stat.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{SZPJFPYUMCRLFB4XIS6JZ6H7HV}

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	2026-05-18T04:28:56.360958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

965e92bf1460a2b2879744bc9cf8ff3d5f37022d819c23a2fb82889eab42b42c

Aliases

arxiv: 1102.2280 · arxiv_version: 1102.2280v1 · doi: 10.48550/arxiv.1102.2280 · pith_short_12: SZPJFPYUMCRL · pith_short_16: SZPJFPYUMCRLFB4X · pith_short_8: SZPJFPYU

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/SZPJFPYUMCRLFB4XIS6JZ6H7HV \
  | 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: 965e92bf1460a2b2879744bc9cf8ff3d5f37022d819c23a2fb82889eab42b42c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314edc41cfde8fb9d6650db49ec385ce1ba933fe20d820ab535ddec2168ecbc8",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2011-02-11T04:42:36Z",
    "title_canon_sha256": "8d6351abe3b3d02cad9b872845ad63b1e02d15df301cc2de00cf34d13033d8ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2280",
    "kind": "arxiv",
    "version": 1
  }
}