Pith Number

pith:IPR2YSJP

pith:2021:IPR2YSJPONEPFEJMY7336VOESY

not attested not anchored not stored refs pending

Recognizing and Verifying Mathematical Equations using Multiplicative Differential Neural Units

Alexander Ororbia, Ankur Mali, C. Lee Giles, Daniel Kifer

arxiv:2104.02899 v1 · 2021-04-07 · 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{IPR2YSJPONEPFEJMY7336VOESY}

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	2026-07-05T02:30:00.905926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43e3ac492f7348f2912cc7f7bf55c49603a9c3d961cbd7adabac725c4d6e6a4b

Aliases

arxiv: 2104.02899 · arxiv_version: 2104.02899v1 · doi: 10.48550/arxiv.2104.02899 · pith_short_12: IPR2YSJPONEP · pith_short_16: IPR2YSJPONEPFEJM · pith_short_8: IPR2YSJP

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/IPR2YSJPONEPFEJMY7336VOESY \
  | 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: 43e3ac492f7348f2912cc7f7bf55c49603a9c3d961cbd7adabac725c4d6e6a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1fb0fe407d0c0f4d2fb5d2f274ea9e9f4659ae776032986d4bf781cc17ac779",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-04-07T03:50:11Z",
    "title_canon_sha256": "fb0a0a530e814ac9868ea375ae64b7df698101fc505f5e66df54d387cce8b633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02899",
    "kind": "arxiv",
    "version": 1
  }
}