Pith Number

pith:BY7JEADK

pith:2013:BY7JEADKSWU62B672B4XTHMBXW

not attested not anchored not stored refs pending

Possible evidence for a $5.86 PeV$ cosmic ray enhancement

Robert Ehrlich

arxiv:1307.3944 v11 · 2013-07-15 · 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{BY7JEADKSWU62B672B4XTHMBXW}

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	2026-05-18T02:48:27.344059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e3e92006a95a9ed07dfd079799d81bd8ed1be4f9f0ba23de55973c679818b5c

Aliases

arxiv: 1307.3944 · arxiv_version: 1307.3944v11 · doi: 10.48550/arxiv.1307.3944 · pith_short_12: BY7JEADKSWU6 · pith_short_16: BY7JEADKSWU62B67 · pith_short_8: BY7JEADK

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/BY7JEADKSWU62B672B4XTHMBXW \
  | 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: 0e3e92006a95a9ed07dfd079799d81bd8ed1be4f9f0ba23de55973c679818b5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7725d9c9d33a52af32475fca8cdef0ce426b5e788732302226c040159dadd12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-15T14:01:53Z",
    "title_canon_sha256": "0f180fe64cac7f2abd1ba1a770ddc3ddad2f0d7a11b7eda990f8618475eef572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3944",
    "kind": "arxiv",
    "version": 11
  }
}