Pith Number

pith:YEKVAXX3

pith:2018:YEKVAXX3WESWE42FI7U23BFRMY

not attested not anchored not stored refs pending

Distributed Spanner Approximation

Keren Censor-Hillel, Michal Dory

arxiv:1802.03160 v1 · 2018-02-09 · cs.DS · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEKVAXX3WESWE42FI7U23BFRMY}

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	2026-05-18T00:23:58.434817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c115505efbb12562734547e9ad84b166029383f0c4fd609a18347e49ddfb8ecc

Aliases

arxiv: 1802.03160 · arxiv_version: 1802.03160v1 · doi: 10.48550/arxiv.1802.03160 · pith_short_12: YEKVAXX3WESW · pith_short_16: YEKVAXX3WESWE42F · pith_short_8: YEKVAXX3

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/YEKVAXX3WESWE42FI7U23BFRMY \
  | 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: c115505efbb12562734547e9ad84b166029383f0c4fd609a18347e49ddfb8ecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d07bdc96f91f2203dc413403db823c521daa5f1b3c7b3ff3e9199b09562aacb7",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-02-09T08:01:28Z",
    "title_canon_sha256": "34cc0c43ff92846351135073772270fce77b6f8676556f924232c7c912661437"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03160",
    "kind": "arxiv",
    "version": 1
  }
}