Pith Number

pith:2GIXARFZ

pith:2010:2GIXARFZECGOMSDN57XR7DDUUO

not attested not anchored not stored refs pending

Infinitesimal deformations of complements of plumbings of rational curves

Dongsoo Shin

arxiv:1010.1900 v1 · 2010-10-10 · 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{2GIXARFZECGOMSDN57XR7DDUUO}

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	2026-05-18T04:39:30.092482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1917044b9208ce6486defef1f8c74a3a7242217ccfb8979789833145e3f6dc4

Aliases

arxiv: 1010.1900 · arxiv_version: 1010.1900v1 · doi: 10.48550/arxiv.1010.1900 · pith_short_12: 2GIXARFZECGO · pith_short_16: 2GIXARFZECGOMSDN · pith_short_8: 2GIXARFZ

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/2GIXARFZECGOMSDN57XR7DDUUO \
  | 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: d1917044b9208ce6486defef1f8c74a3a7242217ccfb8979789833145e3f6dc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7c9c10600a97d8f6ecfe51fb15d54e958748f0508b2ad3f8682261a3465f379",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-10-10T08:06:24Z",
    "title_canon_sha256": "82d7577adc63559c102b3654c4632c06ee8560595c5074658ab2f934ab033197"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1900",
    "kind": "arxiv",
    "version": 1
  }
}