Pith Number

pith:Y53J2LHQ

pith:2013:Y53J2LHQXAYH43CQYFTHBUQJSC

not attested not anchored not stored refs pending

Object-Image Correspondence for Algebraic Curves under Projections

Hoon Hong, Irina A. Kogan, Joseph M. Burdis

arxiv:1303.3358 v3 · 2013-03-14 · math.AG · cs.CG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y53J2LHQXAYH43CQYFTHBUQJSC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:51:44.843152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7769d2cf0b8307e6c50c16670d20990ada11c767e0df34c41f0eae5cc44e6ee

Aliases

arxiv: 1303.3358 · arxiv_version: 1303.3358v3 · doi: 10.48550/arxiv.1303.3358 · pith_short_12: Y53J2LHQXAYH · pith_short_16: Y53J2LHQXAYH43CQ · pith_short_8: Y53J2LHQ

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/Y53J2LHQXAYH43CQYFTHBUQJSC \
  | 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: c7769d2cf0b8307e6c50c16670d20990ada11c767e0df34c41f0eae5cc44e6ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33ffde6a2ca1f6b61f64c933ee8725b8d42426e46431920b5f249b08eadeb0e2",
    "cross_cats_sorted": [
      "cs.CG",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-03-14T06:19:09Z",
    "title_canon_sha256": "89722f53e8f431c528f5203bedd10c7d8785b2b19785bfec6a2f55761235e2d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3358",
    "kind": "arxiv",
    "version": 3
  }
}