Pith Number

pith:LOQIUR2D

pith:2026:LOQIUR2DUOJWFAH42Q2JBHSPMO

not attested not anchored not stored refs pending

On the $K$-theoretic logarithmic double ramification class

David Holmes, Irit Huq-Kuruvilla, Kamyar Amini, Leo Herr, You-Cheng Chou, Yuan-Pin Lee

arxiv:2607.13376 v1 · 2026-07-15 · 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{LOQIUR2DUOJWFAH42Q2JBHSPMO}

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	2026-07-16T00:22:14.776065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ba08a4743a3936280fcd434909e4f639d270776221b7257db821b93629fbe7c

Aliases

arxiv: 2607.13376 · arxiv_version: 2607.13376v1 · doi: 10.48550/arxiv.2607.13376 · pith_short_12: LOQIUR2DUOJW · pith_short_16: LOQIUR2DUOJWFAH4 · pith_short_8: LOQIUR2D

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/LOQIUR2DUOJWFAH42Q2JBHSPMO \
  | 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: 5ba08a4743a3936280fcd434909e4f639d270776221b7257db821b93629fbe7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa4be7f2dae25b518347d841dd44530b7eb13844b95fd013621544104191899",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-07-15T01:50:41Z",
    "title_canon_sha256": "b7c5c4f2052f08a82ef80f5923e3e1780d98f190b0f1a7e74e55bd55da265ab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13376",
    "kind": "arxiv",
    "version": 1
  }
}