Pith Number

pith:TB6MFDZU

pith:2019:TB6MFDZUI56EYYONO5YG5CBCDF

not attested not anchored not stored refs pending

GO Gradient for Expectation-Based Objectives

Ke Bai, Lawrence Carin, Miaoyun Zhao, Yulai Cong

arxiv:1901.06020 v1 · 2019-01-17 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TB6MFDZUI56EYYONO5YG5CBCDF}

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	2026-05-17T23:56:04.778051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

987cc28f34477c4c61cd77706e882219638336de6feacc1571c7bff98b088d7d

Aliases

arxiv: 1901.06020 · arxiv_version: 1901.06020v1 · doi: 10.48550/arxiv.1901.06020 · pith_short_12: TB6MFDZUI56E · pith_short_16: TB6MFDZUI56EYYON · pith_short_8: TB6MFDZU

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/TB6MFDZUI56EYYONO5YG5CBCDF \
  | 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: 987cc28f34477c4c61cd77706e882219638336de6feacc1571c7bff98b088d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60343b091675d58af2cfff13bd6b951f2d2872a8bd2b731c91068ad573a3ee20",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-01-17T22:12:52Z",
    "title_canon_sha256": "21af6040d703e7f4fd5adeed3d79e0b1dfded7438ea2bdd747ead93cb7c2486c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06020",
    "kind": "arxiv",
    "version": 1
  }
}