Pith Number

pith:EUEJA35P

pith:2014:EUEJA35PKKTSBKZWGE4DPISHPV

not attested not anchored not stored refs pending

Clues To The Nature of SN 2009ip from Photometric and Spectroscopic Evolution to Late Times

A. Rest, B. Dilday, D. A. Howell, D. J. Sand, D. Zaritsky, F. Bianco, J. Parrent, M. Halford, M. L. Graham, S. Valenti

arxiv:1402.1765 v1 · 2014-02-07 · astro-ph.HE · 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{EUEJA35PKKTSBKZWGE4DPISHPV}

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	2026-05-18T01:44:46.300921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2508906faf52a720ab36313837a2477d612e2af9115522a86cf176ca80359a58

Aliases

arxiv: 1402.1765 · arxiv_version: 1402.1765v1 · doi: 10.48550/arxiv.1402.1765 · pith_short_12: EUEJA35PKKTS · pith_short_16: EUEJA35PKKTSBKZW · pith_short_8: EUEJA35P

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/EUEJA35PKKTSBKZWGE4DPISHPV \
  | 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: 2508906faf52a720ab36313837a2477d612e2af9115522a86cf176ca80359a58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6aefd0d3cdd8f9d14a1f6bbbd2cefdf9beea1444628a5d94867076d5037f84a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-02-07T21:00:06Z",
    "title_canon_sha256": "91c862cbefc85bd4729d4f008b2ac3dde61c83817122cf7ea438b3ebb3cdf19d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1765",
    "kind": "arxiv",
    "version": 1
  }
}