Pith Number

pith:DC2MDQRP

pith:2010:DC2MDQRPECXDF4ELT3KNT2ATE3

not attested not anchored not stored refs pending

$e^\pm$ Excesses in the Cosmic Ray Spectrum and Possible Interpretations

Bing Zhang, Jin Chang, Yi-Zhong Fan

arxiv:1008.4646 v1 · 2010-08-27 · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DC2MDQRPECXDF4ELT3KNT2ATE3}

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	2026-05-18T03:36:16.379038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18b4c1c22f20ae32f08b9ed4d9e81326f8ba77132d2f2feb4fe184162fd9457d

Aliases

arxiv: 1008.4646 · arxiv_version: 1008.4646v1 · doi: 10.48550/arxiv.1008.4646 · pith_short_12: DC2MDQRPECXD · pith_short_16: DC2MDQRPECXDF4EL · pith_short_8: DC2MDQRP

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/DC2MDQRPECXDF4ELT3KNT2ATE3 \
  | 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: 18b4c1c22f20ae32f08b9ed4d9e81326f8ba77132d2f2feb4fe184162fd9457d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "523e7c236d4f14f3046ad5798307a1b4eaede52ce8d2e1381ac20bb882d50b9d",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-08-27T05:54:29Z",
    "title_canon_sha256": "4118df5340ae66f77a36ae0a531dc5ac362e1b508b43a15a4595f9df455fbf2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4646",
    "kind": "arxiv",
    "version": 1
  }
}