Pith Number

pith:7RBYEHWD

pith:2018:7RBYEHWDXA5VGWTDMS3SIYNBNW

not attested not anchored not stored refs pending

Symbolic Priors for RNN-based Semantic Parsing

Chunyang Xiao, Claire Gardent, Marc Dymetman

arxiv:1809.07721 v1 · 2018-09-20 · 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{7RBYEHWDXA5VGWTDMS3SIYNBNW}

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	2026-05-18T00:05:15.331251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc43821ec3b83b535a6364b72461a16da89b5bfe542b6a88e0143e7189babc88

Aliases

arxiv: 1809.07721 · arxiv_version: 1809.07721v1 · doi: 10.48550/arxiv.1809.07721 · pith_short_12: 7RBYEHWDXA5V · pith_short_16: 7RBYEHWDXA5VGWTD · pith_short_8: 7RBYEHWD

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/7RBYEHWDXA5VGWTDMS3SIYNBNW \
  | 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: fc43821ec3b83b535a6364b72461a16da89b5bfe542b6a88e0143e7189babc88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bebe4306275809cfd5ca808e0c8219c6f9e7e69f72cc35e031d15bfe50ebf31a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-20T16:21:29Z",
    "title_canon_sha256": "1aaa4efb8e73371efe5e75c5b0aef19061d7b1c8a76c0167eea91106a8a72254"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07721",
    "kind": "arxiv",
    "version": 1
  }
}