Pith Number

pith:3ZTW2KQH

pith:2024:3ZTW2KQHBIV7OMFFG75YPIILDE

not attested not anchored not stored refs pending

MathNet: A Data-Centric Approach for Printed Mathematical Expression Recognition

Alireza Darvishy, Elaine M. Huang, Felix M. Schmitt-Koopmann, Hans-Peter Hutter, Thilo Stadelmann

arxiv:2404.13667 v1 · 2024-04-21 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZTW2KQHBIV7OMFFG75YPIILDE}

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	2026-07-05T08:28:40.405246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de676d2a070a2bf730a537fb87a10b191642fdf0e1a88ecce7bf9c9f4fbdbac0

Aliases

arxiv: 2404.13667 · arxiv_version: 2404.13667v1 · doi: 10.48550/arxiv.2404.13667 · pith_short_12: 3ZTW2KQHBIV7 · pith_short_16: 3ZTW2KQHBIV7OMFF · pith_short_8: 3ZTW2KQH

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/3ZTW2KQHBIV7OMFFG75YPIILDE \
  | 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: de676d2a070a2bf730a537fb87a10b191642fdf0e1a88ecce7bf9c9f4fbdbac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc072a947d5c9381f2df5a3be97089f11207bd119168675315a0cc69ace5e55",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-04-21T14:03:34Z",
    "title_canon_sha256": "c8e393624a10e291b869de909d12eaa5e3222d38f88c24bf21f18668dc17e19e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.13667",
    "kind": "arxiv",
    "version": 1
  }
}