Pith Number

pith:W6OBWYZZ

pith:2020:W6OBWYZZ5E72BPQVCVP7MEFLCI

not attested not anchored not stored refs pending

COVCOR20 at WNUT-2020 Task 2: An Attempt to Combine Deep Learning and Expert rules

Ali H\"urriyeto\u{g}lu, Ali Safaya, Erdem Y\"or\"uk, Nelleke Oostdijk, Osman Mutlu

arxiv:2009.03191 v1 · 2020-09-07 · 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{W6OBWYZZ5E72BPQVCVP7MEFLCI}

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	2026-07-05T01:33:30.028980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b79c1b6339e93fa0be15155ff610ab120e523804cd2b6b3b355677b6052a9125

Aliases

arxiv: 2009.03191 · arxiv_version: 2009.03191v1 · doi: 10.48550/arxiv.2009.03191 · pith_short_12: W6OBWYZZ5E72 · pith_short_16: W6OBWYZZ5E72BPQV · pith_short_8: W6OBWYZZ

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/W6OBWYZZ5E72BPQVCVP7MEFLCI \
  | 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: b79c1b6339e93fa0be15155ff610ab120e523804cd2b6b3b355677b6052a9125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d99e2ee2741a68189910e3f4fcd91b00ba26e107f549d24f7c480258112b40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-09-07T15:54:23Z",
    "title_canon_sha256": "9fb47e643c57d4237cd503043d739044012f9e00d25eb110360c10143942ecc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03191",
    "kind": "arxiv",
    "version": 1
  }
}