Pith Number

pith:6HW5GHKP

pith:2021:6HW5GHKPQYSAMCGDWGDSRQCFL7

not attested not anchored not stored refs pending

Extracting Fine-Grained Knowledge Graphs of Scientific Claims: Dataset and Transformer-Based Results

Ian H. Magnusson, Scott E. Friedman

arxiv:2109.10453 v1 · 2021-09-21 · 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{6HW5GHKPQYSAMCGDWGDSRQCFL7}

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	2026-07-05T03:16:36.255467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1edd31d4f86240608c3b18728c0455fc1feec440386d89a208b647a280c8408

Aliases

arxiv: 2109.10453 · arxiv_version: 2109.10453v1 · doi: 10.48550/arxiv.2109.10453 · pith_short_12: 6HW5GHKPQYSA · pith_short_16: 6HW5GHKPQYSAMCGD · pith_short_8: 6HW5GHKP

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/6HW5GHKPQYSAMCGDWGDSRQCFL7 \
  | 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: f1edd31d4f86240608c3b18728c0455fc1feec440386d89a208b647a280c8408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a82fa718349b72fd31296b3e6628fae81356f16a32f0353d1869d275cf764b50",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-21T22:54:09Z",
    "title_canon_sha256": "1179702ca0646a05901e6b46fc8fe45bd11e48acddff827ad6137fddca88503f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.10453",
    "kind": "arxiv",
    "version": 1
  }
}