Pith Number

pith:I5H3DQM6

pith:2021:I5H3DQM6M5EZ2HTF4J67Z5ADIT

not attested not anchored not stored refs pending

LeQua@CLEF2022: Learning to Quantify

Alejandro Moreo, Andrea Esuli, Fabrizio Sebastiani

arxiv:2111.11249 v3 · 2021-11-22 · cs.LG · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5H3DQM6M5EZ2HTF4J67Z5ADIT}

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	2026-07-05T03:40:04.630389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474fb1c19e67499d1e65e27dfcf40344f8036c369c6f58400aba8e5bcdabae6d

Aliases

arxiv: 2111.11249 · arxiv_version: 2111.11249v3 · doi: 10.48550/arxiv.2111.11249 · pith_short_12: I5H3DQM6M5EZ · pith_short_16: I5H3DQM6M5EZ2HTF · pith_short_8: I5H3DQM6

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/I5H3DQM6M5EZ2HTF4J67Z5ADIT \
  | 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: 474fb1c19e67499d1e65e27dfcf40344f8036c369c6f58400aba8e5bcdabae6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801130dc174eaed6fccf4d5a0a79335b0dac30d83425234182eccff154862df4",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-22T14:54:20Z",
    "title_canon_sha256": "a581527807af70817b70568bc0045e6e9d95e4eb07c18a79430060b20f39f342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11249",
    "kind": "arxiv",
    "version": 3
  }
}