Pith Number

pith:LAGK4YXV

pith:2010:LAGK4YXVEGGAFICCLWDSDWG4UE

not attested not anchored not stored refs pending

Equilibrium Value Method for the Proof of QIP=PSPACE

Xiaodi Wu

arxiv:1004.0264 v4 · 2010-04-02 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LAGK4YXVEGGAFICCLWDSDWG4UE}

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	2026-05-18T04:26:55.606445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

580cae62f5218c02a0425d8721d8dca11ffcc98e2f8458a33e037f32f4050a5f

Aliases

arxiv: 1004.0264 · arxiv_version: 1004.0264v4 · doi: 10.48550/arxiv.1004.0264 · pith_short_12: LAGK4YXVEGGA · pith_short_16: LAGK4YXVEGGAFICC · pith_short_8: LAGK4YXV

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/LAGK4YXVEGGAFICCLWDSDWG4UE \
  | 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: 580cae62f5218c02a0425d8721d8dca11ffcc98e2f8458a33e037f32f4050a5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "760cfdbacc6087622287d94102c6b4a01371d368b71ff851a4732eb25917b86b",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-02T00:33:18Z",
    "title_canon_sha256": "fc278a998997561aa21d610809f1f10a2c865167cf95ac04e18b99d6157e64d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0264",
    "kind": "arxiv",
    "version": 4
  }
}