Pith Number

pith:XL4IXG2R

pith:2021:XL4IXG2RTUBA2HSILS4WEGIUDV

not attested not anchored not stored refs pending

FiSH: Fair Spatial Hotspots

Deepak P, Sowmya S Sundaram

arxiv:2106.06049 v1 · 2021-06-01 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XL4IXG2RTUBA2HSILS4WEGIUDV}

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	2026-07-05T08:08:45.655737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baf88b9b519d020d1e485cb96219141d51ef431f99f7e4e7b11a9fe3c0e145f0

Aliases

arxiv: 2106.06049 · arxiv_version: 2106.06049v1 · doi: 10.48550/arxiv.2106.06049 · pith_short_12: XL4IXG2RTUBA · pith_short_16: XL4IXG2RTUBA2HSI · pith_short_8: XL4IXG2R

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/XL4IXG2RTUBA2HSILS4WEGIUDV \
  | 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: baf88b9b519d020d1e485cb96219141d51ef431f99f7e4e7b11a9fe3c0e145f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30a6ed0ce2d2a82674373a8dcd0dda2ad8edbda19d8aa706702d5895831c71a5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-01T10:29:03Z",
    "title_canon_sha256": "34c7b43c3fd6a6f16667df34b9aa90979c32e037140276ddd76d57aef17cff55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06049",
    "kind": "arxiv",
    "version": 1
  }
}