Pith Number

pith:BCSMFD6C

pith:2021:BCSMFD6CUKBM5LLCWEHAF2E4MQ

not attested not anchored not stored refs pending

Learning to Transpile AMR into SPARQL

Ibrahim Abdelaziz, Mihaela Bornea, Nandana Mihindukulasooriya, Pavan Kapanipathi, Radu Florian, Ramon Fernandez Astudillo, Salim Roukos, Tahira Naseem

arxiv:2112.07877 v2 · 2021-12-15 · 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{BCSMFD6CUKBM5LLCWEHAF2E4MQ}

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	2026-07-05T05:23:43.485055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a4c28fc2a282cead62b10e02e89c642996b643bdbe71f11f012b1eae023c6a

Aliases

arxiv: 2112.07877 · arxiv_version: 2112.07877v2 · doi: 10.48550/arxiv.2112.07877 · pith_short_12: BCSMFD6CUKBM · pith_short_16: BCSMFD6CUKBM5LLC · pith_short_8: BCSMFD6C

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/BCSMFD6CUKBM5LLCWEHAF2E4MQ \
  | 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: 08a4c28fc2a282cead62b10e02e89c642996b643bdbe71f11f012b1eae023c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "953c0a8005d7666b6e2ce0643c9f0093a3b859c1888c9a76549ce0ee244030df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-12-15T04:38:15Z",
    "title_canon_sha256": "8ad9fd7a0d5f7d5008dfd5c06b708635e51f8222f8cb3aef4d5ca1dd0cc6daa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07877",
    "kind": "arxiv",
    "version": 2
  }
}