Pith Number

pith:FJX4I5X2

pith:2023:FJX4I5X2A2RVKUJEM2H2M6F7TQ

not attested not anchored not stored refs pending

Zshot: An Open-source Framework for Zero-Shot Named Entity Recognition and Relation Extraction

Alberto Purpura, Gabriele Picco, Hoang Thanh Lam, Leopold Fuchs, Marcos Mart\'inez Galindo, Vanessa L\'opez

arxiv:2307.13497 v1 · 2023-07-25 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJX4I5X2A2RVKUJEM2H2M6F7TQ}

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	2026-07-05T06:34:14.962429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a6fc476fa06a3555124668fa678bf9c35a1a0ad4a3c94731477405b105c05a8

Aliases

arxiv: 2307.13497 · arxiv_version: 2307.13497v1 · doi: 10.48550/arxiv.2307.13497 · pith_short_12: FJX4I5X2A2RV · pith_short_16: FJX4I5X2A2RVKUJE · pith_short_8: FJX4I5X2

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/FJX4I5X2A2RVKUJEM2H2M6F7TQ \
  | 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: 2a6fc476fa06a3555124668fa678bf9c35a1a0ad4a3c94731477405b105c05a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "173962c2446b9aeabe5d02e08dc008d232b1001f97046131d8ac991d0abe096d",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-07-25T13:46:36Z",
    "title_canon_sha256": "47cfb6b5e5b77d3bf2a4c0ae4584eb3ccbc924dba1920447bbdd066581b88fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.13497",
    "kind": "arxiv",
    "version": 1
  }
}