Pith Number

pith:HZGFIOWM

pith:2019:HZGFIOWM2YLRDAZEZRDYM7LXL5

not attested not anchored not stored refs pending

Discrete gradients for computational Bayesian inference

Sahani Pathiraja, Sebastian Reich

arxiv:1903.00186 v4 · 2019-03-01 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZGFIOWM2YLRDAZEZRDYM7LXL5}

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	2026-05-17T23:42:48.371234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e4c543accd617118324cc47867d775f6ca335e6ec63b0ec57508c08ad10bdf7

Aliases

arxiv: 1903.00186 · arxiv_version: 1903.00186v4 · doi: 10.48550/arxiv.1903.00186 · pith_short_12: HZGFIOWM2YLR · pith_short_16: HZGFIOWM2YLRDAZE · pith_short_8: HZGFIOWM

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/HZGFIOWM2YLRDAZEZRDYM7LXL5 \
  | 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: 3e4c543accd617118324cc47867d775f6ca335e6ec63b0ec57508c08ad10bdf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e6d5df8a48cba6833e3aea3d3c287979a02b9a1927642c1838335b80f65d63",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-01T07:40:52Z",
    "title_canon_sha256": "e3be6ddc4e6bc38c5ffd849eb788e606c474f9c6d2936c66bc22f1b13d14b7f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00186",
    "kind": "arxiv",
    "version": 4
  }
}