Pith Number

pith:MXT6KLBF

pith:2015:MXT6KLBFICOPWUYMHTDTP64NQP

not attested not anchored not stored refs pending

On type IIn/Ia-CSM supernovae as exemplified by SN 2012ca

A. Gal-Yam, C. Inserra, D. A. Howell, D. R. Young, G. Pignata, J. Polshaw, K. W. Smith, M. Childress, M. Fraser, M. McCrum, M. Sullivan, S. Benetti, S. J. Smartt, S. Parker, S. Valenti, T. Kangas, T. Seccull, T.-W. Chen

arxiv:1510.01109 v2 · 2015-10-05 · astro-ph.SR · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MXT6KLBFICOPWUYMHTDTP64NQP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:16:17.718732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65e7e52c25409cfb530c3cc737fb8d83e52966be9a775fdb2f508234ff8570f2

Aliases

arxiv: 1510.01109 · arxiv_version: 1510.01109v2 · doi: 10.48550/arxiv.1510.01109 · pith_short_12: MXT6KLBFICOP · pith_short_16: MXT6KLBFICOPWUYM · pith_short_8: MXT6KLBF

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/MXT6KLBFICOPWUYMHTDTP64NQP \
  | 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: 65e7e52c25409cfb530c3cc737fb8d83e52966be9a775fdb2f508234ff8570f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ffeda904edffd629a2dfc969beb85bbd40b968414909f735b9f3290e2583c8a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-05T11:51:11Z",
    "title_canon_sha256": "a2e31de7a21c630a1cbeab2ce618b543b3592461aed3b8274743496e82fe05f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01109",
    "kind": "arxiv",
    "version": 2
  }
}