Pith Number

pith:GBCGX2YL

pith:2013:GBCGX2YLMSFFIIYFN3PVS3IAYU

not attested not anchored not stored refs pending

The surprising Crab pulsar and its nebula: A review

Roger Blandford, Rolf Buehler

arxiv:1309.7046 v3 · 2013-09-26 · 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{GBCGX2YLMSFFIIYFN3PVS3IAYU}

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	2026-05-18T02:49:47.151993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30446beb0b648a5423056edf596d00c51eabe59c8083b8df2a15039d91653e12

Aliases

arxiv: 1309.7046 · arxiv_version: 1309.7046v3 · doi: 10.48550/arxiv.1309.7046 · pith_short_12: GBCGX2YLMSFF · pith_short_16: GBCGX2YLMSFFIIYF · pith_short_8: GBCGX2YL

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/GBCGX2YLMSFFIIYFN3PVS3IAYU \
  | 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: 30446beb0b648a5423056edf596d00c51eabe59c8083b8df2a15039d91653e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73678fd053ebebc1d5e0fa3ce1c8dca810f60b7e1a5877ef44bc093edda5c2b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-09-26T20:00:01Z",
    "title_canon_sha256": "3e6d6373c867b3e81270d7be361b2f553f75d45603aa8a5622bf7dcb457fb53e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7046",
    "kind": "arxiv",
    "version": 3
  }
}