Pith Number

pith:H7O7JWFU

pith:2019:H7O7JWFURYTRSOHEZXVBHQPOTW

not attested not anchored not stored refs pending

Semantics of higher-order probabilistic programs with conditioning

Dexter Kozen, Fredrik Dahlqvist

arxiv:1902.11189 v1 · 2019-02-28 · cs.LO · cs.LG · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7O7JWFURYTRSOHEZXVBHQPOTW}

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	2026-05-17T23:52:25.476567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fddf4d8b48e271938e4cdea13c1ee9d8d7a98ca6a36a71c4a9e3895d4b854a5

Aliases

arxiv: 1902.11189 · arxiv_version: 1902.11189v1 · doi: 10.48550/arxiv.1902.11189 · pith_short_12: H7O7JWFURYTR · pith_short_16: H7O7JWFURYTRSOHE · pith_short_8: H7O7JWFU

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/H7O7JWFURYTRSOHEZXVBHQPOTW \
  | 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: 3fddf4d8b48e271938e4cdea13c1ee9d8d7a98ca6a36a71c4a9e3895d4b854a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8030844e2679ff33a9efb34189770129d8af89423ab1395265ccc219bd6ef7a",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-02-28T16:17:33Z",
    "title_canon_sha256": "d840f18ce17ddf92337d18fbff4d3b221d25f043a7ca1e5bd5e97305fe925a7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11189",
    "kind": "arxiv",
    "version": 1
  }
}