Pith Number

pith:KLZNNRUY

pith:2015:KLZNNRUYVQ44WAZEOVCQY5HXC3

not attested not anchored not stored refs pending

Computing the Gromov-Hausdorff Distance for Metric Trees

Abhinandan Nath, Anastasios Sidiropoulos, Kyle Fox, Pankaj K. Agarwal, Yusu Wang

arxiv:1509.05751 v2 · 2015-09-18 · 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{KLZNNRUYVQ44WAZEOVCQY5HXC3}

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	2026-05-18T00:42:33.298722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f2d6c698ac39cb032475450c74f716eca340c0b5c1e89437ce72e65cd37285

Aliases

arxiv: 1509.05751 · arxiv_version: 1509.05751v2 · doi: 10.48550/arxiv.1509.05751 · pith_short_12: KLZNNRUYVQ44 · pith_short_16: KLZNNRUYVQ44WAZE · pith_short_8: KLZNNRUY

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/KLZNNRUYVQ44WAZEOVCQY5HXC3 \
  | 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: 52f2d6c698ac39cb032475450c74f716eca340c0b5c1e89437ce72e65cd37285

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41087e2c89412198783987e98765f511e2715b952aad5248fac64f7772463719",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-09-18T19:04:04Z",
    "title_canon_sha256": "cb12d6eb02d60fe715fe7ecdd578f9f6c4f410e87e95fd7c949fc778b0805640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05751",
    "kind": "arxiv",
    "version": 2
  }
}