Pith Number

pith:2XFKAVV4

pith:2021:2XFKAVV4RPZPVD7VRHP2Z7DLXH

not attested not anchored not stored refs pending

FastTrees: Parallel Latent Tree-Induction for Faster Sequence Encoding

Alvin Chan, Bill Tuck Weng Pung

arxiv:2111.14031 v1 · 2021-11-28 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XFKAVV4RPZPVD7VRHP2Z7DLXH}

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	2026-07-05T03:35:38.426199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5caa056bc8bf2fa8ff589dfacfc6bb9e7188dccd8a975fc03932530ed1b9089

Aliases

arxiv: 2111.14031 · arxiv_version: 2111.14031v1 · doi: 10.48550/arxiv.2111.14031 · pith_short_12: 2XFKAVV4RPZP · pith_short_16: 2XFKAVV4RPZPVD7V · pith_short_8: 2XFKAVV4

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/2XFKAVV4RPZPVD7VRHP2Z7DLXH \
  | 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: d5caa056bc8bf2fa8ff589dfacfc6bb9e7188dccd8a975fc03932530ed1b9089

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61de36c680f910504de7a63dc8219d653e2832d6d641189c970bb24e8a9bc192",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-28T03:08:06Z",
    "title_canon_sha256": "db6d7cb954a049cd4b257213a4b890bd9acbbf5619a6af5a714372ff419483c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14031",
    "kind": "arxiv",
    "version": 1
  }
}