Pith Number

pith:2RXVGKIM

pith:2018:2RXVGKIM444KD52HRRLXNEPMY7

not attested not anchored not stored refs pending

Contextual Memory Trees

Alina Beygelzimer, Hal Daum\'e III, John Langford, Paul Mineiro, Wen Sun

arxiv:1807.06473 v3 · 2018-07-17 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RXVGKIM444KD52HRRLXNEPMY7}

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	2026-05-17T23:44:32.274424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d46f53290ce738a1f7478c577691ecc7e928aa9b3aa99439ad27a804836b68e1

Aliases

arxiv: 1807.06473 · arxiv_version: 1807.06473v3 · doi: 10.48550/arxiv.1807.06473 · pith_short_12: 2RXVGKIM444K · pith_short_16: 2RXVGKIM444KD52H · pith_short_8: 2RXVGKIM

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/2RXVGKIM444KD52HRRLXNEPMY7 \
  | 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: d46f53290ce738a1f7478c577691ecc7e928aa9b3aa99439ad27a804836b68e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4fa080d611fb6153f3a65ce31e6bb07a2a42f8c87db7b63c40f04908fb8677d",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-07-17T14:36:22Z",
    "title_canon_sha256": "8fd83b11c41c1b7e662135100245dad2cfa161f22916cc9d5c21a1cb7950a156"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06473",
    "kind": "arxiv",
    "version": 3
  }
}