Pith Number

pith:GFEKCTQW

pith:2013:GFEKCTQWAXSFEOTWD42DAFKWE2

not attested not anchored not stored refs pending

On Quantifying Qualitative Geospatial Data: A Probabilistic Approach

Anastasios Kyrillidis, Dieter Pfoser, Georgios Skoumas

arxiv:1311.5204 v1 · 2013-11-18 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFEKCTQWAXSFEOTWD42DAFKWE2}

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	2026-05-18T03:06:34.928130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3148a14e1605e4523a761f3430155626bdadc82c9fc39b6bd313bd64fe821d02

Aliases

arxiv: 1311.5204 · arxiv_version: 1311.5204v1 · doi: 10.48550/arxiv.1311.5204 · pith_short_12: GFEKCTQWAXSF · pith_short_16: GFEKCTQWAXSFEOTW · pith_short_8: GFEKCTQW

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/GFEKCTQWAXSFEOTWD42DAFKWE2 \
  | 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: 3148a14e1605e4523a761f3430155626bdadc82c9fc39b6bd313bd64fe821d02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e063543dc4496b556a860d87d1ded98997b1b2617c51b4d705698cb2327f620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2013-11-18T09:06:59Z",
    "title_canon_sha256": "5dc6810043486f6472ecc74648524adc585f58d2d9450c2b4770ca9e61d9ee2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5204",
    "kind": "arxiv",
    "version": 1
  }
}