Pith Number

pith:SPHZVXDZ

pith:2010:SPHZVXDZPC5WZKQC2GFWEEVCW6

not attested not anchored not stored refs pending

Fast, precise and dynamic distance queries

Lee-Ad Gottlieb, Liam Roditty, Moshe Lewenstein, Tsvi Kopelowitz, Yair Bartal

arxiv:1008.1480 v1 · 2010-08-09 · 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{SPHZVXDZPC5WZKQC2GFWEEVCW6}

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	2026-05-18T04:42:24.123847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93cf9adc7978bb6caa02d18b6212a2b7adfd8be5ff38fe3acb6479f27038ba63

Aliases

arxiv: 1008.1480 · arxiv_version: 1008.1480v1 · doi: 10.48550/arxiv.1008.1480 · pith_short_12: SPHZVXDZPC5W · pith_short_16: SPHZVXDZPC5WZKQC · pith_short_8: SPHZVXDZ

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/SPHZVXDZPC5WZKQC2GFWEEVCW6 \
  | 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: 93cf9adc7978bb6caa02d18b6212a2b7adfd8be5ff38fe3acb6479f27038ba63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb36de143c7644f43364cbbae25591a78675f0b4fdaa986e80384c242f2311ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-08-09T10:21:33Z",
    "title_canon_sha256": "95b5d8f8ca5158e435a91f99e5df7c7cca52702885cad34d0434aa23530e4449"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1480",
    "kind": "arxiv",
    "version": 1
  }
}