Pith Number

pith:BOTMF7KW

pith:2013:BOTMF7KWIG7OOWPN3NIXIVIWBU

not attested not anchored not stored refs pending

The first month of evolution of the slow rising type II-P SN 2013ej in M74

2), (2) Department of Physics, A. Gal-Yam, A. Pastorello, C. Inserra, D. A. Howell, D. Sand, D. Young ((1) Las Cumbres Observatory Global Telescope Network, F. Yuan, I. Arcavi, J. Parrent, J. R. Maund, L. Tomasella, M. Fraser, M. L. Graham, P. Ochner, Santa Barbara), S. Benetti, S. J. Smartt, S. Valenti (1, University of California

arxiv:1309.4269 v1 · 2013-09-17 · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BOTMF7KWIG7OOWPN3NIXIVIWBU}

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	2026-05-18T01:47:36.730755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba6c2fd5641bee759eddb517455160d211febfeb4d9353715be24ff35772bb2

Aliases

arxiv: 1309.4269 · arxiv_version: 1309.4269v1 · doi: 10.48550/arxiv.1309.4269 · pith_short_12: BOTMF7KWIG7O · pith_short_16: BOTMF7KWIG7OOWPN · pith_short_8: BOTMF7KW

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/BOTMF7KWIG7OOWPN3NIXIVIWBU \
  | 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: 0ba6c2fd5641bee759eddb517455160d211febfeb4d9353715be24ff35772bb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d78da404281bcd99f9b65e3956f40203fb4b7950991589734457d25ac97b419e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-17T11:56:02Z",
    "title_canon_sha256": "6185b9efdf447c6602504f26e3898708e071a43ab3dd6e41059ca7f6eb83de30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4269",
    "kind": "arxiv",
    "version": 1
  }
}