Pith Number

pith:XLBP2UO5

pith:2013:XLBP2UO5WRCI35W3ELAB5JFFLP

not attested not anchored not stored refs pending

Sparse arrays of signatures for online character recognition

Benjamin Graham

arxiv:1308.0371 v2 · 2013-08-01 · cs.CV · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLBP2UO5WRCI35W3ELAB5JFFLP}

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

1 paper in Pith

Advances in Neural Controlled Differential Equations

Receipt and verification

First computed	2026-05-18T03:05:54.308221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bac2fd51ddb4448df6db22c01ea4a55bf3b5d04cf0638b81beddb81b9e1b3fbb

Aliases

arxiv: 1308.0371 · arxiv_version: 1308.0371v2 · doi: 10.48550/arxiv.1308.0371 · pith_short_12: XLBP2UO5WRCI · pith_short_16: XLBP2UO5WRCI35W3 · pith_short_8: XLBP2UO5

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/XLBP2UO5WRCI35W3ELAB5JFFLP \
  | 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: bac2fd51ddb4448df6db22c01ea4a55bf3b5d04cf0638b81beddb81b9e1b3fbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c9b93930922518644797b2adac6a6ced764626d626fefcdb686669a731874a4",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-08-01T22:29:41Z",
    "title_canon_sha256": "3c0fac5189b8748f6fbf121be46762002f86d3993bcd9097182b592765bbb3b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0371",
    "kind": "arxiv",
    "version": 2
  }
}