Pith Number

pith:UHDLCUXE

pith:2015:UHDLCUXEWTE2AJIIIBHZQFMWGE

not attested not anchored not stored refs pending

On Parameterizations of plane rational curves and their syzygies

Alessandra Bernardi, Alessandro Gimigliano, Monica Id\`a

arxiv:1507.02227 v1 · 2015-07-08 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHDLCUXEWTE2AJIIIBHZQFMWGE}

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	2026-05-18T01:37:08.339658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1c6b152e4b4c9a02508404f9815963125a4c0e826f2a99eae45a121e795be76

Aliases

arxiv: 1507.02227 · arxiv_version: 1507.02227v1 · doi: 10.48550/arxiv.1507.02227 · pith_short_12: UHDLCUXEWTE2 · pith_short_16: UHDLCUXEWTE2AJII · pith_short_8: UHDLCUXE

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/UHDLCUXEWTE2AJIIIBHZQFMWGE \
  | 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: a1c6b152e4b4c9a02508404f9815963125a4c0e826f2a99eae45a121e795be76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3762da9c7b2152ba34d4118fb645c3fce35c15151c03d75bdc704926587f2cb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-08T17:16:40Z",
    "title_canon_sha256": "96814528a3f552a47aa2090978149245103946482710fa88a59ce9ecb007b990"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02227",
    "kind": "arxiv",
    "version": 1
  }
}