Pith Number

pith:EM2C5ZSY

pith:2026:EM2C5ZSY7FYMKHRYVPBSNYU4HA

not attested not anchored not stored refs pending

Development of an early warning method incorporating pre-supernova neutrino light curves

Kazuha Mikami, Keita Saito, Koga Tachibana, Koichi Ichimura, Koji Ishidoshiro, Lluis Marti-Magro, Lucas N. Machado, Minori Eizuka, Motoyasu Ikeda, Nanami Kawada, Roger A. Wendell, Zhuojun Hu

arxiv:2601.15691 v2 · 2026-01-22 · astro-ph.HE · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EM2C5ZSY7FYMKHRYVPBSNYU4HA}

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	2026-07-21T01:21:42.418008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23342ee658f970c51e38abc326e29c383b3738061d8db6085e32f012eb9c8b8c

Aliases

arxiv: 2601.15691 · arxiv_version: 2601.15691v2 · doi: 10.48550/arxiv.2601.15691 · pith_short_12: EM2C5ZSY7FYM · pith_short_16: EM2C5ZSY7FYMKHRY · pith_short_8: EM2C5ZSY

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/EM2C5ZSY7FYMKHRYVPBSNYU4HA \
  | 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: 23342ee658f970c51e38abc326e29c383b3738061d8db6085e32f012eb9c8b8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a1e61a153d82c2c2beb74a84b7ac2d157f37c4342a2704b8fbe116d8558b2e3",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-01-22T06:26:29Z",
    "title_canon_sha256": "12af268d228b35cc814cade244c7dd239263c8c3d3deb702968d2da2a3f3373a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.15691",
    "kind": "arxiv",
    "version": 2
  }
}