Pith Number

pith:G5I7VO2I

pith:2019:G5I7VO2IKPTD2HRMJYVNASTFYB

not attested not anchored not stored refs pending

Embedding-based system for the Text part of CALL v3 shared task

Dmytro Tkanov, Ievgen Karaulov, Olga Zvyeryeva, Volodymyr Sokhatskyi

arxiv:1908.02505 v1 · 2019-08-07 · 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{G5I7VO2IKPTD2HRMJYVNASTFYB}

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	2026-07-04T23:52:09.744168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3751fabb4853e63d1e2c4e2ad04a65c055f9a6c25e7a97857ce556423d9ec889

Aliases

arxiv: 1908.02505 · arxiv_version: 1908.02505v1 · doi: 10.48550/arxiv.1908.02505 · pith_short_12: G5I7VO2IKPTD · pith_short_16: G5I7VO2IKPTD2HRM · pith_short_8: G5I7VO2I

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/G5I7VO2IKPTD2HRMJYVNASTFYB \
  | 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: 3751fabb4853e63d1e2c4e2ad04a65c055f9a6c25e7a97857ce556423d9ec889

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8045e62c0ed832773ab945e83098113aa063aefe76f548b96f77bbd4de715917",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-07T09:44:31Z",
    "title_canon_sha256": "58eb94bd5637ded8cca1a59fdf81942a1974f9ac20c7a80fdb341ebdbf8ff9b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02505",
    "kind": "arxiv",
    "version": 1
  }
}