Pith Number

pith:3XBWUJUG

pith:2016:3XBWUJUGZFA6BTWGN7IB5QIUEK

not attested not anchored not stored refs pending

Stochastic closest-pair problem and most-likely nearest-neighbor search in tree spaces

Jie Xue, Yuan Li

arxiv:1612.04890 v1 · 2016-12-15 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XBWUJUGZFA6BTWGN7IB5QIUEK}

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	2026-05-18T00:54:57.457752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddc36a2686c941e0cec66fd01ec11422962f636d39bd12cff7b38cdb761bd45d

Aliases

arxiv: 1612.04890 · arxiv_version: 1612.04890v1 · doi: 10.48550/arxiv.1612.04890 · pith_short_12: 3XBWUJUGZFA6 · pith_short_16: 3XBWUJUGZFA6BTWG · pith_short_8: 3XBWUJUG

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/3XBWUJUGZFA6BTWGN7IB5QIUEK \
  | 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: ddc36a2686c941e0cec66fd01ec11422962f636d39bd12cff7b38cdb761bd45d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff9f9603a7fcf67e70b7b36f3eb3a3be8d928385108205315758c7ffa044aca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-12-15T00:17:43Z",
    "title_canon_sha256": "8d5debc8dcb23bdbdd506dee059f2e95e401163438319f20b46565309f7bb5c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04890",
    "kind": "arxiv",
    "version": 1
  }
}