Pith Number

pith:RMWC5C7D

pith:2009:RMWC5C7DTOTOUTPSRD2D242NYP

not attested not anchored not stored refs pending

Type II-P supernovae as standardised candles: improvements using near infrared data

(2) Universidad de Chile, (3) INAF-Osservatorio Astronomico di Padova), Andrea Pastorello (1), Filomena Bufano (3) ((1) Queen's University Belfast, Kate Maguire (1), Mario Hamuy (2), Rubina Kotak (1), Stephen J. Smartt (1)

arxiv:0912.3107 v1 · 2009-12-16 · 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{RMWC5C7DTOTOUTPSRD2D242NYP}

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	2026-05-18T01:21:56.233270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b2c2e8be39ba6ea4df288f43d734dc3ddf11dbe106f00cdf5e01c0e095bf4c7

Aliases

arxiv: 0912.3107 · arxiv_version: 0912.3107v1 · doi: 10.48550/arxiv.0912.3107 · pith_short_12: RMWC5C7DTOTO · pith_short_16: RMWC5C7DTOTOUTPS · pith_short_8: RMWC5C7D

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/RMWC5C7DTOTOUTPSRD2D242NYP \
  | 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: 8b2c2e8be39ba6ea4df288f43d734dc3ddf11dbe106f00cdf5e01c0e095bf4c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e03a0f59dfc7f5bd9669fbfa240d6c68adf44ab4c98be998777298cfce9dcbe8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-16T11:56:00Z",
    "title_canon_sha256": "c9cd42ffa18c2a44bd5ecdf03101e33a5c7387e360b04f0f41198575f8486dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3107",
    "kind": "arxiv",
    "version": 1
  }
}