Pith Number

pith:6K5LHGNZ

pith:2019:6K5LHGNZ4VVYGZCN2JF3CCVPKH

not attested not anchored not stored refs pending

Finding Syntactic Representations in Neural Stacks

Lenny Khazan, Noah Amsel, Robert Frank, Simon Mendelsohn, William Merrill, Yiding Hao

arxiv:1906.01594 v1 · 2019-06-04 · cs.CL · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6K5LHGNZ4VVYGZCN2JF3CCVPKH}

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	2026-05-17T23:44:16.017557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2bab399b9e56b83644dd24bb10aaf51fa40ec8f524adf8ada0255e0010e172a

Aliases

arxiv: 1906.01594 · arxiv_version: 1906.01594v1 · doi: 10.48550/arxiv.1906.01594 · pith_short_12: 6K5LHGNZ4VVY · pith_short_16: 6K5LHGNZ4VVYGZCN · pith_short_8: 6K5LHGNZ

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/6K5LHGNZ4VVYGZCN2JF3CCVPKH \
  | 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: f2bab399b9e56b83644dd24bb10aaf51fa40ec8f524adf8ada0255e0010e172a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "985aedaf27958e0a76e8ebc0702c9ffdffc5787e96e12b80cc0c8d00b58a1880",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-04T17:14:26Z",
    "title_canon_sha256": "b1162444c423cd21eafc55826051ef45e6fe5d5c9e3e4b4a5c02324304b7ed52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01594",
    "kind": "arxiv",
    "version": 1
  }
}