Pith Number

pith:FS72QCYW

pith:2019:FS72QCYWP6WFWSAM4U22O4AW4F

not attested not anchored not stored refs pending

On Counting the Population Size

Dominik Kaaser, Petra Berenbrink, Tomasz Radzik

arxiv:1905.11962 v1 · 2019-05-28 · 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{FS72QCYWP6WFWSAM4U22O4AW4F}

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	2026-05-17T23:44:49.826655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cbfa80b167fac5b480ce535a77016e1671904980b92979d638af5dba6121ebd

Aliases

arxiv: 1905.11962 · arxiv_version: 1905.11962v1 · doi: 10.48550/arxiv.1905.11962 · pith_short_12: FS72QCYWP6WF · pith_short_16: FS72QCYWP6WFWSAM · pith_short_8: FS72QCYW

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/FS72QCYWP6WFWSAM4U22O4AW4F \
  | 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: 2cbfa80b167fac5b480ce535a77016e1671904980b92979d638af5dba6121ebd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f1e147563d7cfcc297709f99abfe6475fbe703f0da67c69ced0ce0defe6ed2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-05-28T17:35:18Z",
    "title_canon_sha256": "991b81c92e83940a79e2662194877ab7a3c0cff1efc71856a8fdaf40f64aec8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11962",
    "kind": "arxiv",
    "version": 1
  }
}