Pith Number

pith:Z4VGHDJL

pith:2022:Z4VGHDJLURRYQAP2DRKKXBG5AM

not attested not anchored not stored refs pending

Resolving Indirect Referring Expressions for Entity Selection

Annie Louis, Filip Radlinski, Mohammad Javad Hosseini, Silvia Pareti

arxiv:2212.10933 v2 · 2022-12-21 · 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{Z4VGHDJLURRYQAP2DRKKXBG5AM}

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	2026-07-05T06:14:23.509235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf2a638d2ba4638801fa1c54ab84dd032a52b4c55614497a80850b557075403b

Aliases

arxiv: 2212.10933 · arxiv_version: 2212.10933v2 · doi: 10.48550/arxiv.2212.10933 · pith_short_12: Z4VGHDJLURRY · pith_short_16: Z4VGHDJLURRYQAP2 · pith_short_8: Z4VGHDJL

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/Z4VGHDJLURRYQAP2DRKKXBG5AM \
  | 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: cf2a638d2ba4638801fa1c54ab84dd032a52b4c55614497a80850b557075403b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a12e29fd397c9184db4ae3db10781c4f393a5959466ad6d1ea838dd78b3a73c4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-12-21T11:22:38Z",
    "title_canon_sha256": "f1efb6c7c80e91ac4dc12ee6e0c053dbee2bf1029358e81ee2946e49913071f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.10933",
    "kind": "arxiv",
    "version": 2
  }
}