Pith Number

pith:43DRD7OX

pith:2020:43DRD7OX6FWNAIV7I4MZWBAKGL

not attested not anchored not stored refs pending

Extracting a Knowledge Base of Mechanisms from COVID-19 Papers

Aida Amini, Daniel Weld, David Wadden, Eric Horvitz, Hannaneh Hajishirzi, Madeleine van Zuylen, Roy Schwartz, Sravanthi Parasa, Tom Hope

arxiv:2010.03824 v3 · 2020-10-08 · cs.CL · cs.IR · 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{43DRD7OX6FWNAIV7I4MZWBAKGL}

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	2026-07-05T02:33:05.862368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6c711fdd7f16cd022bf47199b040a32dcb953043f025382cc0d587772ed4326

Aliases

arxiv: 2010.03824 · arxiv_version: 2010.03824v3 · doi: 10.48550/arxiv.2010.03824 · pith_short_12: 43DRD7OX6FWN · pith_short_16: 43DRD7OX6FWNAIV7 · pith_short_8: 43DRD7OX

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/43DRD7OX6FWNAIV7I4MZWBAKGL \
  | 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: e6c711fdd7f16cd022bf47199b040a32dcb953043f025382cc0d587772ed4326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7cf26245d574b71ed8152931f138f0639d2318556b8a1b88763b16e59d4216e",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-10-08T07:54:14Z",
    "title_canon_sha256": "5677956c0c8acf59de88c355de8ba691a93cc63884cd92c4987ba42e2bf987be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.03824",
    "kind": "arxiv",
    "version": 3
  }
}