Pith Number

pith:EYS36DB2

pith:2015:EYS36DB2BQDU6FIIQNXP34K4ZM

not attested not anchored not stored refs pending

On the cosmic ray spectrum from type II Supernovae expanding in their red giant presupernova wind

Elena Amato, Martina Cardillo, Pasquale Blasi

arxiv:1503.03001 v1 · 2015-03-10 · 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{EYS36DB2BQDU6FIIQNXP34K4ZM}

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	2026-05-18T01:40:52.598285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2625bf0c3a0c074f1508836efdf15ccb169f607cbf3c1f931be3ea60d04e6e8a

Aliases

arxiv: 1503.03001 · arxiv_version: 1503.03001v1 · doi: 10.48550/arxiv.1503.03001 · pith_short_12: EYS36DB2BQDU · pith_short_16: EYS36DB2BQDU6FII · pith_short_8: EYS36DB2

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/EYS36DB2BQDU6FIIQNXP34K4ZM \
  | 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: 2625bf0c3a0c074f1508836efdf15ccb169f607cbf3c1f931be3ea60d04e6e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db33cd2fed77c0d8bdfd6b64a72f5c970afc8c0d4fe1f314f3f84f73fb64b7b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-03-10T17:34:02Z",
    "title_canon_sha256": "3ffe5314a15c80577fc9acadc5618a6660981ec7679998870c9f33425a418455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03001",
    "kind": "arxiv",
    "version": 1
  }
}