Pith Number

pith:P4XZVMMF

pith:2020:P4XZVMMF2ZE3GSYZGSTAGSS5F4

not attested not anchored not stored refs pending

End-to-End QA on COVID-19: Domain Adaptation with Synthetic Training

Avi Sil, Bhavani Iyer, Md Arafat Sultan, Radu Florian, Revanth Gangi Reddy, Rong Zhang, Salim Roukos, Vittorio Castelli

arxiv:2012.01414 v1 · 2020-12-02 · cs.CL · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4XZVMMF2ZE3GSYZGSTAGSS5F4}

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	2026-07-05T01:56:38.531064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f2f9ab185d649b34b1934a6034a5d2f2161748e0dab0cb6e85a5e91c0e4d08e

Aliases

arxiv: 2012.01414 · arxiv_version: 2012.01414v1 · doi: 10.48550/arxiv.2012.01414 · pith_short_12: P4XZVMMF2ZE3 · pith_short_16: P4XZVMMF2ZE3GSYZ · pith_short_8: P4XZVMMF

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/P4XZVMMF2ZE3GSYZGSTAGSS5F4 \
  | 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: 7f2f9ab185d649b34b1934a6034a5d2f2161748e0dab0cb6e85a5e91c0e4d08e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad01e01ca9604be714df1d09d2aa413d7c14455749d7e4e54bbb0ca8167f7fe",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-02T18:59:59Z",
    "title_canon_sha256": "e108705f9a265a09a0b8dd6eda9ea4d600357a062098fddd645a0c7e860622d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01414",
    "kind": "arxiv",
    "version": 1
  }
}