Pith Number

pith:4NEUVEJD

pith:2025:4NEUVEJDFMCFE2QO6XFER654LL

not attested not anchored not stored refs pending

Time-Dependent Leptohadronic Modeling of Markarian 421

Hai-Bin Hu, Rui Xue, Ze-Rui Wang

arxiv:2507.01265 v1 · 2025-07-02 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NEUVEJDFMCFE2QO6XFER654LL}

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	2026-07-05T11:30:27.792892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3494a91232b04526a0ef5ca48fbbc5acb2e7bd6ec08d41b9713eb8af31f8624

Aliases

arxiv: 2507.01265 · arxiv_version: 2507.01265v1 · doi: 10.48550/arxiv.2507.01265 · pith_short_12: 4NEUVEJDFMCF · pith_short_16: 4NEUVEJDFMCFE2QO · pith_short_8: 4NEUVEJD

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/4NEUVEJDFMCFE2QO6XFER654LL \
  | 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: e3494a91232b04526a0ef5ca48fbbc5acb2e7bd6ec08d41b9713eb8af31f8624

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "979098120421a515cf9f35f7f716254bc2d469b6122745ab01d8e5e3f8056dc3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-02T00:54:25Z",
    "title_canon_sha256": "d4a660f4049bbcf12826bda90ccb04079100ff4c4a7fcc333c0ff4c6f9533872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01265",
    "kind": "arxiv",
    "version": 1
  }
}