Pith Number

pith:OVUHSQL5

pith:2014:OVUHSQL542YQFSUWNSGVHOVQEU

not attested not anchored not stored refs pending

Hardness of robust graph isomorphism, Lasserre gaps, and asymmetry of random graphs

Chenggang Wu, John Wright, Ryan O'Donnell, Yuan Zhou

arxiv:1401.2436 v1 · 2014-01-10 · 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{OVUHSQL542YQFSUWNSGVHOVQEU}

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	2026-05-18T03:02:45.278468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

756879417de6b102ca966c8d53bab02506b9110470f6d854c44dd8c91fe0457e

Aliases

arxiv: 1401.2436 · arxiv_version: 1401.2436v1 · doi: 10.48550/arxiv.1401.2436 · pith_short_12: OVUHSQL542YQ · pith_short_16: OVUHSQL542YQFSUW · pith_short_8: OVUHSQL5

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/OVUHSQL542YQFSUWNSGVHOVQEU \
  | 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: 756879417de6b102ca966c8d53bab02506b9110470f6d854c44dd8c91fe0457e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a32d63d230d40deebda4b280b5cf2fa50ef48c4e2db3e279cb2f8fcb3033d88d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-01-10T19:50:15Z",
    "title_canon_sha256": "fd5d259e0045a1e42c3a476d8f10202e6e26ac83a0b3d409265e8634d7132e6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2436",
    "kind": "arxiv",
    "version": 1
  }
}