Pith Number

pith:UFSN6AU4

pith:2018:UFSN6AU4LVBGAZWNHCZ2UILX5P

not attested not anchored not stored refs pending

Recursive combinatorial aspects of compactified moduli spaces

Lucia Caporaso

arxiv:1801.01283 v1 · 2018-01-04 · 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{UFSN6AU4LVBGAZWNHCZ2UILX5P}

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	2026-05-18T00:26:42.564558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a164df029c5d426066cd38b3aa2177ebe89e3215adbb28b51bfa2697b4290323

Aliases

arxiv: 1801.01283 · arxiv_version: 1801.01283v1 · doi: 10.48550/arxiv.1801.01283 · pith_short_12: UFSN6AU4LVBG · pith_short_16: UFSN6AU4LVBGAZWN · pith_short_8: UFSN6AU4

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/UFSN6AU4LVBGAZWNHCZ2UILX5P \
  | 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: a164df029c5d426066cd38b3aa2177ebe89e3215adbb28b51bfa2697b4290323

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d387c7c0bc4740d2c87aa1d40fb186b10a2e2e3f6990c6e3798fabe02a4e0a04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-01-04T09:15:07Z",
    "title_canon_sha256": "df558cc7e501b57d1b6db8b096b148e8c7d18042f62a12939ad72aa6ea8ef55b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01283",
    "kind": "arxiv",
    "version": 1
  }
}