Pith Number

pith:FTTDFC4M

pith:2017:FTTDFC4ML4ZFEKQ3KPMPHBJSXY

not attested not anchored not stored refs pending

Convolutional Neural Networks for Font Classification

Chris Tensmeyer, Daniel Saunders, Tony Martinez

arxiv:1708.03669 v1 · 2017-08-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTTDFC4ML4ZFEKQ3KPMPHBJSXY}

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	2026-05-18T00:38:08.177894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce6328b8c5f32522a1b53d8f38532be07236e6c16f535d621d6de120755ab76

Aliases

arxiv: 1708.03669 · arxiv_version: 1708.03669v1 · doi: 10.48550/arxiv.1708.03669 · pith_short_12: FTTDFC4ML4ZF · pith_short_16: FTTDFC4ML4ZFEKQ3 · pith_short_8: FTTDFC4M

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/FTTDFC4ML4ZFEKQ3KPMPHBJSXY \
  | 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: 2ce6328b8c5f32522a1b53d8f38532be07236e6c16f535d621d6de120755ab76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cf5725c9048606386c44cd9ab4c8fa6780d57681547ee28567c25a219f86697",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-11T19:25:44Z",
    "title_canon_sha256": "de1bf5f9829a979fbdf665f725b12ac616e27c3794881b3e963b772afd79fd59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03669",
    "kind": "arxiv",
    "version": 1
  }
}