Pith Number

pith:WCZJ7TXS

pith:2025:WCZJ7TXSPJZ3ZI46A6XMIL4JOQ

not attested not anchored not stored refs pending

MURR: Model Updating with Regularized Replay for Searching a Document Stream

Dawn Lawrie, Douglas W. Oard, Eugene Yang, James Mayfield, Nicola Tonellotto, Scott Miller, Sean MacAvaney

arxiv:2504.10250 v1 · 2025-04-14 · 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{WCZJ7TXSPJZ3ZI46A6XMIL4JOQ}

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	2026-07-05T10:48:49.763362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0b29fcef27a73bca39e07aec42f89741afee68898929469a7ab64237e7c3f98

Aliases

arxiv: 2504.10250 · arxiv_version: 2504.10250v1 · doi: 10.48550/arxiv.2504.10250 · pith_short_12: WCZJ7TXSPJZ3 · pith_short_16: WCZJ7TXSPJZ3ZI46 · pith_short_8: WCZJ7TXS

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/WCZJ7TXSPJZ3ZI46A6XMIL4JOQ \
  | 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: b0b29fcef27a73bca39e07aec42f89741afee68898929469a7ab64237e7c3f98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d47da46c2a1aecd32618649d2e2dee23115ca9d1971e1305dbbd30ea415187c",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-04-14T14:13:03Z",
    "title_canon_sha256": "efc77c5aad36bb6465b8f99daf74c5e50ff1e5728e8f328e01af481eaa02d802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.10250",
    "kind": "arxiv",
    "version": 1
  }
}