Pith Number

pith:USX34EYJ

pith:2021:USX34EYJIWLWQOBUQUCKECIT7S

not attested not anchored not stored refs pending

Probing BERT in Hyperbolic Spaces

Boli Chen, Chuanqi Tan, Guangwei Xu, Liping Jing, Mosha Chen, Pengjun Xie, Yao Fu

arxiv:2104.03869 v1 · 2021-04-08 · 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{USX34EYJIWLWQOBUQUCKECIT7S}

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.

Cited by

2 papers in Pith

Emotion Collider: Dual Hyperbolic Mirror Manifolds for Sentiment Recovery via Anti Emotion Reflection

HypEHR: Hyperbolic Modeling of Electronic Health Records for Efficient Question Answering

Receipt and verification

First computed	2026-07-05T02:30:24.443453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4afbe130945976838348504a20913fcac4cc1d25f63e2f512dd67ae7433f243

Aliases

arxiv: 2104.03869 · arxiv_version: 2104.03869v1 · doi: 10.48550/arxiv.2104.03869 · pith_short_12: USX34EYJIWLW · pith_short_16: USX34EYJIWLWQOBU · pith_short_8: USX34EYJ

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/USX34EYJIWLWQOBUQUCKECIT7S \
  | 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: a4afbe130945976838348504a20913fcac4cc1d25f63e2f512dd67ae7433f243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "209f298e205fbf676cb519473effa20b76fed26396f6b437f640ea40182fba5e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-08T16:24:53Z",
    "title_canon_sha256": "385d7aab5f4c2cadcd7430fad4ba0425a7286966e57a03725c1ec24862d236cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.03869",
    "kind": "arxiv",
    "version": 1
  }
}