Pith Number

pith:4NC2P5H3

pith:2013:4NC2P5H3ESWEILZDBYXVLTB5ZE

not attested not anchored not stored refs pending

An X-ray view of the very faint black hole X-ray transient Swift J1357.2-0933 during its 2011 outburst

D. Altamirano, J. M. Miller, M. Armas Padilla, M. Mendez, N. Degenaar, R. Wijnands

arxiv:1308.4326 v2 · 2013-08-20 · 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{4NC2P5H3ESWEILZDBYXVLTB5ZE}

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	2026-05-18T01:48:13.391361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e345a7f4fb24ac442f230e2f55cc3dc92eb0e819d30b9b94e7445016c42355e8

Aliases

arxiv: 1308.4326 · arxiv_version: 1308.4326v2 · doi: 10.48550/arxiv.1308.4326 · pith_short_12: 4NC2P5H3ESWE · pith_short_16: 4NC2P5H3ESWEILZD · pith_short_8: 4NC2P5H3

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/4NC2P5H3ESWEILZDBYXVLTB5ZE \
  | 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: e345a7f4fb24ac442f230e2f55cc3dc92eb0e819d30b9b94e7445016c42355e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a8440f4f9f61f90805ce3a3b216658823c7f0e6a80aac5ff7e8c4794c6e2c86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-20T15:27:07Z",
    "title_canon_sha256": "f5bf0f28bb14ac7c089118ad54ef9deb722ec7ad7cb04438854aeb7f488ba841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4326",
    "kind": "arxiv",
    "version": 2
  }
}