Pith Number

pith:Q3VV6E6G

pith:2012:Q3VV6E6GVNXY5MBS3UGUMQMDCI

not attested not anchored not stored refs pending

Supernova 2008J: early time observations of a heavily reddened SN 2002ic-like transient

A. Campillay, C. Contreras, C. R. Burns, E. Heinrich-Josties, F. Taddia, G. Folatelli, G. Leloudas, J. P. Anderson, J. Sollerman, K. Maeda, L. Boldt, M. D. Stritzinger, M. Hamuy, M. M. Phillips, M. Roth, N. B. Suntzeff, N. Morrell, S. Castellon, S. E. Persson, S. Valenti, W. Krzeminski, W. L. Freedman

arxiv:1208.2599 v2 · 2012-08-13 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3VV6E6GVNXY5MBS3UGUMQMDCI}

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	2026-05-18T01:55:16.409865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86eb5f13c6ab6f8eb032dd0d464183120a9dff0fa24309f85470c164d6a29f00

Aliases

arxiv: 1208.2599 · arxiv_version: 1208.2599v2 · doi: 10.48550/arxiv.1208.2599 · pith_short_12: Q3VV6E6GVNXY · pith_short_16: Q3VV6E6GVNXY5MBS · pith_short_8: Q3VV6E6G

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/Q3VV6E6GVNXY5MBS3UGUMQMDCI \
  | 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: 86eb5f13c6ab6f8eb032dd0d464183120a9dff0fa24309f85470c164d6a29f00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e565815830a771e5ed6c8bbc03d2aff699eaa0f0f39c4d0124db88e54597cc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-08-13T14:28:58Z",
    "title_canon_sha256": "60d52cbff8132c7489f2c0cad9a5a820a6022934b5fb8ca81b01b58912885791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2599",
    "kind": "arxiv",
    "version": 2
  }
}