Pith Number

pith:HVFCG2HT

pith:2012:HVFCG2HT7LGYHKY4XIEZ466KMJ

not attested not anchored not stored refs pending

Deriving the cosmic ray spectrum from gamma-ray observations

M. Kachelriess, S. Ostapchenko

arxiv:1206.4705 v2 · 2012-06-20 · 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{HVFCG2HT7LGYHKY4XIEZ466KMJ}

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	2026-05-18T01:56:49.910506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d4a2368f3facd83ab1cba099e7bca6260cf733f322b5407812f9de73d5c4a71

Aliases

arxiv: 1206.4705 · arxiv_version: 1206.4705v2 · doi: 10.48550/arxiv.1206.4705 · pith_short_12: HVFCG2HT7LGY · pith_short_16: HVFCG2HT7LGYHKY4 · pith_short_8: HVFCG2HT

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/HVFCG2HT7LGYHKY4XIEZ466KMJ \
  | 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: 3d4a2368f3facd83ab1cba099e7bca6260cf733f322b5407812f9de73d5c4a71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b659db4d4fa46a95039a556cc6bb4f999b71d94865dbded6b675beb143cfbc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-06-20T20:05:02Z",
    "title_canon_sha256": "26b38f7799ec3f5d07f06b1d360e871f7306d83339afe71e69ad7208d2d33122"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4705",
    "kind": "arxiv",
    "version": 2
  }
}