Pith Number

pith:M2UFOUZE

pith:2017:M2UFOUZEBO57Z2PMK73KPYOXKQ

not attested not anchored not stored refs pending

Compactifications of the moduli space of plane quartics and two lines

Jesus Martinez-Garcia, Patricio Gallardo, Zheng Zhang

arxiv:1708.08420 v2 · 2017-08-28 · 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{M2UFOUZEBO57Z2PMK73KPYOXKQ}

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	2026-05-17T23:44:48.522077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66a85753240bbbfce9ec57f6a7e1d75402acbc8ebddc57e862ab2c60523d88bc

Aliases

arxiv: 1708.08420 · arxiv_version: 1708.08420v2 · doi: 10.48550/arxiv.1708.08420 · pith_short_12: M2UFOUZEBO57 · pith_short_16: M2UFOUZEBO57Z2PM · pith_short_8: M2UFOUZE

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/M2UFOUZEBO57Z2PMK73KPYOXKQ \
  | 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: 66a85753240bbbfce9ec57f6a7e1d75402acbc8ebddc57e862ab2c60523d88bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90cc1a8b087cc17ff74e6a74670ba600befbf1cf41a762d0235ea1c385cf7e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-08-28T16:57:08Z",
    "title_canon_sha256": "17c08d98df0ac2919b68e333cb2ec98a3aeeff09e1c3d902dceda3edba8ec214"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08420",
    "kind": "arxiv",
    "version": 2
  }
}