Pith Number

pith:AAIDQOWZ

pith:2019:AAIDQOWZ3JZVCE654RYSLMYNFV

not attested not anchored not stored refs pending

Shareable Representations for Search Query Understanding

Bing Yin, Heran Lin, Mukul Kumar, Rahul Goutam, Will Headden, Youna Hu

arxiv:2001.04345 v1 · 2019-12-20 · cs.IR · cs.CL · 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{AAIDQOWZ3JZVCE654RYSLMYNFV}

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	2026-07-05T00:33:01.445596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0010383ad9da735113dde47125b30d2d5db5d65fd70eaccd15a5a86c26f03ba6

Aliases

arxiv: 2001.04345 · arxiv_version: 2001.04345v1 · doi: 10.48550/arxiv.2001.04345 · pith_short_12: AAIDQOWZ3JZV · pith_short_16: AAIDQOWZ3JZVCE65 · pith_short_8: AAIDQOWZ

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/AAIDQOWZ3JZVCE654RYSLMYNFV \
  | 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: 0010383ad9da735113dde47125b30d2d5db5d65fd70eaccd15a5a86c26f03ba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837e69e12f08bc7aca90b9cbdd2f0d73e05b6ed326ca3fc526a9be7066f3dc61",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-12-20T22:12:47Z",
    "title_canon_sha256": "0b768616655466d5b66fdda592aec39feb9d00d1a447a766bbc2c181f4fd047d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.04345",
    "kind": "arxiv",
    "version": 1
  }
}