Pith Number

pith:G7B47IBO

pith:2015:G7B47IBOA3RATZKMP3VTIGME2T

not attested not anchored not stored refs pending

An Entropy Maximizing Geohash for Distributed Spatiotemporal Database Indexing

Taylor Arnold

arxiv:1506.05158 v1 · 2015-06-16 · cs.DB · 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{G7B47IBOA3RATZKMP3VTIGME2T}

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	2026-05-18T01:46:12.925714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37c3cfa02e06e209e54c7eeb341984d4dee0e3fb4394240de90ae20d89594e4c

Aliases

arxiv: 1506.05158 · arxiv_version: 1506.05158v1 · doi: 10.48550/arxiv.1506.05158 · pith_short_12: G7B47IBOA3RA · pith_short_16: G7B47IBOA3RATZKM · pith_short_8: G7B47IBO

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/G7B47IBOA3RATZKMP3VTIGME2T \
  | 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: 37c3cfa02e06e209e54c7eeb341984d4dee0e3fb4394240de90ae20d89594e4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d5a223b87dacfe64e4d1e68fcd2526f26f85d010a747b5341cf0376be8e2d8",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-06-16T21:54:12Z",
    "title_canon_sha256": "4d518906477b02915e4d4f73168ce042fee7189508a5c0a4e777d01d1fb8829d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05158",
    "kind": "arxiv",
    "version": 1
  }
}