Pith Number

pith:YAVWGXR6

pith:2011:YAVWGXR6TBBB47BTSFHNHO3NZA

not attested not anchored not stored refs pending

Down the Rabbit Hole: Robust Proximity Search and Density Estimation in Sublinear Space

Nirman Kumar, Sariel Har-Peled

arxiv:1111.2942 v3 · 2011-11-12 · cs.CG · 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{YAVWGXR6TBBB47BTSFHNHO3NZA}

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	2026-05-18T03:28:43.025362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c02b635e3e98421e7c33914ed3bb6dc82f111f8124ba8fa1cf9521b297e18166

Aliases

arxiv: 1111.2942 · arxiv_version: 1111.2942v3 · doi: 10.48550/arxiv.1111.2942 · pith_short_12: YAVWGXR6TBBB · pith_short_16: YAVWGXR6TBBB47BT · pith_short_8: YAVWGXR6

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/YAVWGXR6TBBB47BTSFHNHO3NZA \
  | 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: c02b635e3e98421e7c33914ed3bb6dc82f111f8124ba8fa1cf9521b297e18166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d856377f908897e48a37acd586acc7b4435f9f0a12ef3e6b1987b5fc54d841a",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2011-11-12T17:18:12Z",
    "title_canon_sha256": "38fd0ad2b816566ae780f7c11100fe9733c6b267ab1c3c6014cdd807903b003b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2942",
    "kind": "arxiv",
    "version": 3
  }
}