Pith Number

pith:VTGD4PW2

pith:2023:VTGD4PW2NCEPNSQRQH6MYX4QNJ

not attested not anchored not stored refs pending

Pushdown Layers: Encoding Recursive Structure in Transformer Language Models

Christopher D. Manning, Jacob Andreas, Pratyusha Sharma, Shikhar Murty

arxiv:2310.19089 v1 · 2023-10-29 · 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{VTGD4PW2NCEPNSQRQH6MYX4QNJ}

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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.

Cited by

1 paper in Pith

Beyond Sequence Order: Syntax-Informed Positional Embeddings for Transformers

Receipt and verification

First computed	2026-07-05T07:06:45.952335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

accc3e3eda6888f6ca1181fccc5f906a70733672b0672bd1d1020052982acda7

Aliases

arxiv: 2310.19089 · arxiv_version: 2310.19089v1 · doi: 10.48550/arxiv.2310.19089 · pith_short_12: VTGD4PW2NCEP · pith_short_16: VTGD4PW2NCEPNSQR · pith_short_8: VTGD4PW2

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/VTGD4PW2NCEPNSQRQH6MYX4QNJ \
  | 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: accc3e3eda6888f6ca1181fccc5f906a70733672b0672bd1d1020052982acda7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf219906fbba6b6d77490ea5bac88beed40ae0058f7a92b216d46c7dec7dd590",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-10-29T17:27:18Z",
    "title_canon_sha256": "b616803db43d5a56e43846ffe671231b165f119db5c9ad37bf04377801e1af90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.19089",
    "kind": "arxiv",
    "version": 1
  }
}