Pith Number

pith:MEXLTPUE

pith:2019:MEXLTPUEZHL3J47A3EL2R4IMC4

not attested not anchored not stored refs pending

On the connectivity of the branch and real locus of ${\mathcal M}_{0,[n+1]}$

Rub\'en A. Hidalgo, Yasmina Atarihuana

arxiv:1904.01982 v2 · 2019-04-03 · 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{MEXLTPUEZHL3J47A3EL2R4IMC4}

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	2026-05-17T23:48:44.963044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612eb9be84c9d7b4f3e0d917a8f10c1728bb323a5ccdc3cfa958f83db1c8cdfe

Aliases

arxiv: 1904.01982 · arxiv_version: 1904.01982v2 · doi: 10.48550/arxiv.1904.01982 · pith_short_12: MEXLTPUEZHL3 · pith_short_16: MEXLTPUEZHL3J47A · pith_short_8: MEXLTPUE

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/MEXLTPUEZHL3J47A3EL2R4IMC4 \
  | 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: 612eb9be84c9d7b4f3e0d917a8f10c1728bb323a5ccdc3cfa958f83db1c8cdfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f9d3467f200c57d70662ede4a1b947bd025e19f979773f093bdc3faebf52aea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-04-03T12:51:16Z",
    "title_canon_sha256": "beae3fe2d0067b6304084894f0ae239dcd5589b95c8283d5e68e76f0f23a6c87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01982",
    "kind": "arxiv",
    "version": 2
  }
}