Pith Number

pith:XUATG32F

pith:2019:XUATG32FNR3H475SIMZHICRTA4

not attested not anchored not stored refs pending

Constant factor approximations to edit distance on far input pairs in nearly linear time

Michael E. Saks, Michal Kouck\'y

arxiv:1904.05459 v2 · 2019-04-10 · 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{XUATG32FNR3H475SIMZHICRTA4}

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	2026-05-17T23:46:40.825416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd01336f456c767e7fb24332740a33072ff4e39d4ac25dd3f83cc4d11cec0ef2

Aliases

arxiv: 1904.05459 · arxiv_version: 1904.05459v2 · doi: 10.48550/arxiv.1904.05459 · pith_short_12: XUATG32FNR3H · pith_short_16: XUATG32FNR3H475S · pith_short_8: XUATG32F

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/XUATG32FNR3H475SIMZHICRTA4 \
  | 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: bd01336f456c767e7fb24332740a33072ff4e39d4ac25dd3f83cc4d11cec0ef2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d842fecce112ba45c72c96e0d8e07ac6f774086e1583ce52287623460b3ab97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-04-10T21:52:07Z",
    "title_canon_sha256": "1afc9a03200bc03033fb56a8c402c158c200daeb38be837598956ac7b8c9e521"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05459",
    "kind": "arxiv",
    "version": 2
  }
}