Pith Number

pith:NB2HQCPL

pith:2015:NB2HQCPLIDXGNGSLGVILMDSW5I

not attested not anchored not stored refs pending

Gamma-rays from Type Ia supernova SN2014J

E.Bravo, E.Churazov, E.Kuulkers, F.Lebrun, I.Bikmaev, J.Isern, J.Kn\"odlseder, N.Chugai, P.Jean, R.Sunyaev, S.Grebenev

arxiv:1502.00255 v2 · 2015-02-01 · 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{NB2HQCPLIDXGNGSLGVILMDSW5I}

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	2026-05-18T01:30:25.246631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68747809eb40ee669a4b3550b60e56ea10fe082bfe78b408bd7d81e8d443eae3

Aliases

arxiv: 1502.00255 · arxiv_version: 1502.00255v2 · doi: 10.48550/arxiv.1502.00255 · pith_short_12: NB2HQCPLIDXG · pith_short_16: NB2HQCPLIDXGNGSL · pith_short_8: NB2HQCPL

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/NB2HQCPLIDXGNGSLGVILMDSW5I \
  | 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: 68747809eb40ee669a4b3550b60e56ea10fe082bfe78b408bd7d81e8d443eae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb36bc7abf5eb7b2646cbbe742c2c9026cc9f5aff56ccc9847a41a4bfd86264",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-01T13:38:10Z",
    "title_canon_sha256": "3f3edc245f947c5e33186d3f425d821dc32d7a3928591ddf598f3aec2c4cf5bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00255",
    "kind": "arxiv",
    "version": 2
  }
}