Pith Number

pith:O5PO764Q

pith:2019:O5PO764QC75TGGEWSSBAIWMWNA

not attested not anchored not stored refs pending

Coble's question and complex dynamics of inertia groups on surfaces

Keiji Oguiso, Xun Yu

arxiv:1904.00175 v2 · 2019-03-30 · 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{O5PO764QC75TGGEWSSBAIWMWNA}

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	2026-05-17T23:49:08.623171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

775eeffb9017fb3318969482045996680b7b7754ea6cc7bb882726d4a2310fa7

Aliases

arxiv: 1904.00175 · arxiv_version: 1904.00175v2 · doi: 10.48550/arxiv.1904.00175 · pith_short_12: O5PO764QC75T · pith_short_16: O5PO764QC75TGGEW · pith_short_8: O5PO764Q

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/O5PO764QC75TGGEWSSBAIWMWNA \
  | 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: 775eeffb9017fb3318969482045996680b7b7754ea6cc7bb882726d4a2310fa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50598518daab3251876435f7417de9adc167a36226c151025c0e4aa0252d8bb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-03-30T09:06:58Z",
    "title_canon_sha256": "37baefdccfab3a5f533c186377256cbb2652562c50eeb6b7756970aa7f0ff81a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00175",
    "kind": "arxiv",
    "version": 2
  }
}