Pith Number

pith:COVDTLO5

pith:2017:COVDTLO5HM2QCOTQRQIAHDY4I3

not attested not anchored not stored refs pending

An analogue of Dubrovin's conjecture

Fumihiko Sanda, Yota Shamoto

arxiv:1705.05989 v2 · 2017-05-17 · 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{COVDTLO5HM2QCOTQRQIAHDY4I3}

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.

Cited by

1 paper in Pith

K3 atoms of the cubic fourfold and the BPS structure of the Painlev\'e I determinant line

Receipt and verification

First computed	2026-07-05T02:06:59.794412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13aa39addd3b35013a708c10038f1c46fa578f94964bdea6d84e5d9726735f07

Aliases

arxiv: 1705.05989 · arxiv_version: 1705.05989v2 · doi: 10.48550/arxiv.1705.05989 · pith_short_12: COVDTLO5HM2Q · pith_short_16: COVDTLO5HM2QCOTQ · pith_short_8: COVDTLO5

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/COVDTLO5HM2QCOTQRQIAHDY4I3 \
  | 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: 13aa39addd3b35013a708c10038f1c46fa578f94964bdea6d84e5d9726735f07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047b6ff94c8df15305cac9134a3069b218c775e216cbc25ccfe4dae43e05adce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-05-17T02:25:06Z",
    "title_canon_sha256": "24801b17958e48bf57da601de1a5316928a8303ad8c3e9abae31533f0d88f543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05989",
    "kind": "arxiv",
    "version": 2
  }
}