Pith Number

pith:WX3JCGBP

pith:2013:WX3JCGBPRLNFKLI4RB53JN2CPD

not attested not anchored not stored refs pending

Detection of an outburst one year prior to the explosion of SN 2011ht

A.J. Drake, C.-H. Lee, C. Waters, E.A. Magnier, H. Flewelling, J.L. Tonry, J. Polshaw, K.C. Chambers, K.W. Hodapp, K.W. Smith, M. Fraser, M. Magee, N. Kaiser, P.A. Price, P.W. Draper, R.J. Wainscoat, R. Kotak, R.-P. Kudritzki, S.J. Smartt, T. Boles, W.S. Burgett

arxiv:1309.4695 v2 · 2013-09-18 · astro-ph.SR · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WX3JCGBPRLNFKLI4RB53JN2CPD}

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	2026-05-18T01:47:35.846881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5f691182f8ada552d1c887bb4b74278f3c541c8e4a04f9d3407c47146cbf9ba

Aliases

arxiv: 1309.4695 · arxiv_version: 1309.4695v2 · doi: 10.48550/arxiv.1309.4695 · pith_short_12: WX3JCGBPRLNF · pith_short_16: WX3JCGBPRLNFKLI4 · pith_short_8: WX3JCGBP

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/WX3JCGBPRLNFKLI4RB53JN2CPD \
  | 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: b5f691182f8ada552d1c887bb4b74278f3c541c8e4a04f9d3407c47146cbf9ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97ac3022386cc7c7eaf7adba70fb7c875c42884285f445d5b6799915b39770c1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-18T16:25:13Z",
    "title_canon_sha256": "e1daab55005737d8e0d843bf57266f482fd7e76270ccb601c7cfdf47efff5605"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4695",
    "kind": "arxiv",
    "version": 2
  }
}