Pith Number

pith:Q44BHMAO

pith:2016:Q44BHMAOWTLBJTCEHEHRUNOSHD

not attested not anchored not stored refs pending

Learning to Rank Scientific Documents from the Crowd

Hong Yu, Jesse M Lingeman

arxiv:1611.01400 v1 · 2016-11-04 · cs.IR · cs.CL · cs.DL · cs.LG · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q44BHMAOWTLBJTCEHEHRUNOSHD}

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	2026-05-18T01:00:11.109066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

873813b00eb4d614cc44390f1a35d238f580194212e90534f6a9e61ceaa45c2e

Aliases

arxiv: 1611.01400 · arxiv_version: 1611.01400v1 · doi: 10.48550/arxiv.1611.01400 · pith_short_12: Q44BHMAOWTLB · pith_short_16: Q44BHMAOWTLBJTCE · pith_short_8: Q44BHMAO

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/Q44BHMAOWTLBJTCEHEHRUNOSHD \
  | 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: 873813b00eb4d614cc44390f1a35d238f580194212e90534f6a9e61ceaa45c2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "907f56b4e6a0f574065ab14deb68bd85f63f43ec44f8915d6c2bb98402887a79",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.DL",
      "cs.LG",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-11-04T14:43:44Z",
    "title_canon_sha256": "2676636c2190a897d7a60539c111b06fed559211dde8663be943872dab082273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01400",
    "kind": "arxiv",
    "version": 1
  }
}