Pith Number

pith:JRQFS4OH

pith:2019:JRQFS4OH5EHS57DW33WOWW5GTQ

not attested not anchored not stored refs pending

Forecasting observables with particle filters: Any filter will do!

Brendan McCabe, Catherine S. Forbes, Gael M. Martin, Patrick Leung

arxiv:1908.07204 v1 · 2019-08-20 · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRQFS4OH5EHS57DW33WOWW5GTQ}

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	2026-07-04T23:58:31.925364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c605971c7e90f2efc76deeceb5ba69c21fc258f7fba79cb9816001103f56eae

Aliases

arxiv: 1908.07204 · arxiv_version: 1908.07204v1 · doi: 10.48550/arxiv.1908.07204 · pith_short_12: JRQFS4OH5EHS · pith_short_16: JRQFS4OH5EHS57DW · pith_short_8: JRQFS4OH

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/JRQFS4OH5EHS57DW33WOWW5GTQ \
  | 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: 4c605971c7e90f2efc76deeceb5ba69c21fc258f7fba79cb9816001103f56eae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e2179f2fb8415abc8adb111c92d2582a569a37c3ebff78a8bc29104bee6f60",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2019-08-20T07:51:57Z",
    "title_canon_sha256": "d968a7ada06f46356bf0fba6d9b533841e7ce2c7092b890a0e9af9b8f4c34d88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07204",
    "kind": "arxiv",
    "version": 1
  }
}