Pith Number

pith:JV24CU6Y

pith:2012:JV24CU6Y2DVJEYY6BFNTPBEZO7

not attested not anchored not stored refs pending

The Composition of Cosmic Rays at the Knee

Joerg R. Hoerandel

arxiv:1212.0739 v1 · 2012-12-04 · 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{JV24CU6Y2DVJEYY6BFNTPBEZO7}

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	2026-05-18T01:52:47.893254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d75c153d8d0ea92631e095b37849977f0163ba6292697385c3f9d087b6755c1

Aliases

arxiv: 1212.0739 · arxiv_version: 1212.0739v1 · doi: 10.48550/arxiv.1212.0739 · pith_short_12: JV24CU6Y2DVJ · pith_short_16: JV24CU6Y2DVJEYY6 · pith_short_8: JV24CU6Y

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/JV24CU6Y2DVJEYY6BFNTPBEZO7 \
  | 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: 4d75c153d8d0ea92631e095b37849977f0163ba6292697385c3f9d087b6755c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "581c1e2293971fd74793a3e15ea527abbff408e2072231bfbaa1f623bdce077c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-12-04T14:35:03Z",
    "title_canon_sha256": "a612de56e5adde3b4a4596a8a0c0c135ec75be7d6a7c7d9a45a857d54258fda3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0739",
    "kind": "arxiv",
    "version": 1
  }
}