Pith Number

pith:UJEPQUOJ

pith:2017:UJEPQUOJXR2JEA42DBPWFLM3L7

not attested not anchored not stored refs pending

Efficient Graph Edit Distance Computation and Verification via Anchor-aware Lower Bound Estimation

Lijun Chang, Lu Qin, Wenjie Zhang, Xing Feng, Xuemin Lin

arxiv:1709.06810 v2 · 2017-09-20 · cs.DB · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJEPQUOJXR2JEA42DBPWFLM3L7}

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	2026-05-18T00:33:58.363513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a248f851c9bc7492039a185f62ad9b5fd3cb66a3448d503649fcb870810c8574

Aliases

arxiv: 1709.06810 · arxiv_version: 1709.06810v2 · doi: 10.48550/arxiv.1709.06810 · pith_short_12: UJEPQUOJXR2J · pith_short_16: UJEPQUOJXR2JEA42 · pith_short_8: UJEPQUOJ

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/UJEPQUOJXR2JEA42DBPWFLM3L7 \
  | 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: a248f851c9bc7492039a185f62ad9b5fd3cb66a3448d503649fcb870810c8574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2db1dec88235d8ae79faf146c2b418b119fcde68da2dcd93e0e240eeec1eade2",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-09-20T10:55:22Z",
    "title_canon_sha256": "82c146d29d323fefdbe28228ad86ea02b4c37a53b9592805378f7707063f1dac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06810",
    "kind": "arxiv",
    "version": 2
  }
}