Pith Number

pith:QCUMTZ3U

pith:2021:QCUMTZ3UTP7MQH4BGBCTYICRMZ

not attested not anchored not stored refs pending

Unsupervised Identification of Relevant Prior Cases

Shivangi Bithel, Sumitra S Malagi

arxiv:2107.08973 v1 · 2021-07-19 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCUMTZ3UTP7MQH4BGBCTYICRMZ}

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	2026-07-05T02:58:54.832084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80a8c9e7749bfec81f8130453c20516664550ca38e2955b00aad86367ad7cb51

Aliases

arxiv: 2107.08973 · arxiv_version: 2107.08973v1 · doi: 10.48550/arxiv.2107.08973 · pith_short_12: QCUMTZ3UTP7M · pith_short_16: QCUMTZ3UTP7MQH4B · pith_short_8: QCUMTZ3U

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/QCUMTZ3UTP7MQH4BGBCTYICRMZ \
  | 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: 80a8c9e7749bfec81f8130453c20516664550ca38e2955b00aad86367ad7cb51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d7adfd93e69fe021fa1307f19653cd49a59fe7294c15ddee9d02d427dfea05d",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-07-19T15:41:49Z",
    "title_canon_sha256": "591cc21501a94cad94255725e9867e89078de837ca519a52edcdf79ae3b4901c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08973",
    "kind": "arxiv",
    "version": 1
  }
}