Pith Number

pith:SYIIX4YA

pith:2009:SYIIX4YA3PFFOHR2EGAV2QBRM3

not attested not anchored not stored refs pending

Constraints on the flux of primary cosmic-ray photons at energies E > 10^18 eV from Yakutsk muon data

A.V. Glushkov, D.S. Gorbunov, G.I. Rubtsov, I.E. Sleptsov, I.T. Makarov, M.I.Pravdin, S.V. Troitsky

arxiv:0907.0374 v2 · 2009-07-02 · astro-ph.HE · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYIIX4YA3PFFOHR2EGAV2QBRM3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

Searching for EeV photons with Telescope Array Surface Detector and neural networks

Receipt and verification

First computed	2026-05-18T04:40:56.202098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96108bf300dbca571e3a21815d403166fc39298d79d31b0978085de284eed612

Aliases

arxiv: 0907.0374 · arxiv_version: 0907.0374v2 · doi: 10.48550/arxiv.0907.0374 · pith_short_12: SYIIX4YA3PFF · pith_short_16: SYIIX4YA3PFFOHR2 · pith_short_8: SYIIX4YA

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/SYIIX4YA3PFFOHR2EGAV2QBRM3 \
  | 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: 96108bf300dbca571e3a21815d403166fc39298d79d31b0978085de284eed612

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa7bda5ca99ef8a6c0ef7085c566a274551f9701ce364f37ade94bd5fc2cdae9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-07-02T13:03:17Z",
    "title_canon_sha256": "791e3789b10ce5daa89372b60ac2ba45d6663920e29ac101b2618978b7707130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0374",
    "kind": "arxiv",
    "version": 2
  }
}