Pith Number

pith:7O3PMRWW

pith:2021:7O3PMRWW2TOX36DLX4CT7TH7EM

not attested not anchored not stored refs pending

Bootstrapping Multilingual AMR with Contextual Word Alignments

Janaki Sheth, Radu Florian, Ramon Fernandez Astudillo, Salim Roukos, Tahira Naseem, Todd Ward, Young-Suk Lee

arxiv:2102.02189 v1 · 2021-02-03 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7O3PMRWW2TOX36DLX4CT7TH7EM}

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	2026-07-05T04:20:52.887741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbb6f646d6d4dd7df86bbf053fccff230e9aa568aced6f211cd35f6ed8dae058

Aliases

arxiv: 2102.02189 · arxiv_version: 2102.02189v1 · doi: 10.48550/arxiv.2102.02189 · pith_short_12: 7O3PMRWW2TOX · pith_short_16: 7O3PMRWW2TOX36DL · pith_short_8: 7O3PMRWW

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/7O3PMRWW2TOX36DLX4CT7TH7EM \
  | 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: fbb6f646d6d4dd7df86bbf053fccff230e9aa568aced6f211cd35f6ed8dae058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7db3080f907ee7c27e3a84c30dae1480f8d0d028a3cb915b69f745f4292575eb",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-02-03T18:35:55Z",
    "title_canon_sha256": "01aa03864f5f899b9de44b0c4db7bf15638481550ada71e7cf76d5f274ba9c65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02189",
    "kind": "arxiv",
    "version": 1
  }
}