Pith Number

pith:BFCEXUIL

pith:2013:BFCEXUILWJM4ZZWRTIB72ESTFG

not attested not anchored not stored refs pending

Pinpointing the knee of cosmic rays with diffuse PeV gamma-rays and neutrinos

H. B. Hu, Q. Yuan, X. J. Gao, Y. Q. Guo, Z. Tian

arxiv:1312.7616 v2 · 2013-12-30 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFCEXUILWJM4ZZWRTIB72ESTFG}

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	2026-05-18T01:45:35.268387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09444bd10bb259cce6d19a03fd125329996802001ae8a388a88a438f8351b7fd

Aliases

arxiv: 1312.7616 · arxiv_version: 1312.7616v2 · doi: 10.48550/arxiv.1312.7616 · pith_short_12: BFCEXUILWJM4 · pith_short_16: BFCEXUILWJM4ZZWR · pith_short_8: BFCEXUIL

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/BFCEXUILWJM4ZZWRTIB72ESTFG \
  | 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: 09444bd10bb259cce6d19a03fd125329996802001ae8a388a88a438f8351b7fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3310b22980065a774538dc3d865cd4aed5b0f749e63193cc5b1a99a36156e254",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-12-30T03:13:51Z",
    "title_canon_sha256": "ab7167d0e077a16c1cf91304c5a2fcd66ec173a960a4da3f7d4e03773e840a61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7616",
    "kind": "arxiv",
    "version": 2
  }
}