Pith Number

pith:3EXSWJKV

pith:2018:3EXSWJKVUKE5VDIB2UYQ5URFQG

not attested not anchored not stored refs pending

Extracting a less model dependent cosmic ray composition from $X_\mathrm{max}$ distributions

Bruce R. Dawson, Jose A. Bellido, Simon Blaess

arxiv:1803.02520 v1 · 2018-03-07 · 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{3EXSWJKVUKE5VDIB2UYQ5URFQG}

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	2026-05-18T00:21:50.052630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d92f2b2555a289da8d01d5310ed22581908689bbfef84d04a0c4702391bc8726

Aliases

arxiv: 1803.02520 · arxiv_version: 1803.02520v1 · doi: 10.48550/arxiv.1803.02520 · pith_short_12: 3EXSWJKVUKE5 · pith_short_16: 3EXSWJKVUKE5VDIB · pith_short_8: 3EXSWJKV

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/3EXSWJKVUKE5VDIB2UYQ5URFQG \
  | 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: d92f2b2555a289da8d01d5310ed22581908689bbfef84d04a0c4702391bc8726

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd5bb79c8cf12815fadc04664ca09861b1ca0b337afba3a582fbc487e2d1234f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-03-07T04:21:12Z",
    "title_canon_sha256": "3086c389b1261c2c553986d43da513035ed287d1a4b4ac6870f57f323039d522"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02520",
    "kind": "arxiv",
    "version": 1
  }
}