Pith Number

pith:SED7WVJI

pith:2011:SED7WVJILNP537Y7SPA7J5P5JF

not attested not anchored not stored refs pending

Type Ia Supernova Carbon Footprints

A. Canto, B. A. Weaver, C. Aragon, C. Baltay, C. Buton, C. Tao, C. Wu (The Nearby Supernova Factory), D. Rabinowitz, D. Rubin, E. Gangler, E. Pecontal, E. Y. Hsiao, G. Aldering, G. Smadja, H. K. Fakhouri, K. Paech, K. Runge, M. Childress, M. Kerschhaggl, M. Kowalski, M. Rigault, N. Chotard, P. A. Milne, P. Antilogus, P. J. Brown, P. Nugent, R. C. Thomas, R. Pain, R. Pereira, R. Scalzo, S. Bailey, S. Bongard, S. Loken, S. Perlmutter, Y. Copin

arxiv:1109.1312 v2 · 2011-09-06 · 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{SED7WVJILNP537Y7SPA7J5P5JF}

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	2026-05-18T02:00:38.661615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9107fb55285b5fddff1f93c1f4f5fd496344c29a649cd6c7e1f4b540da3d3e8f

Aliases

arxiv: 1109.1312 · arxiv_version: 1109.1312v2 · doi: 10.48550/arxiv.1109.1312 · pith_short_12: SED7WVJILNP5 · pith_short_16: SED7WVJILNP537Y7 · pith_short_8: SED7WVJI

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/SED7WVJILNP537Y7SPA7J5P5JF \
  | 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: 9107fb55285b5fddff1f93c1f4f5fd496344c29a649cd6c7e1f4b540da3d3e8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2883a75c888d45f390232112df7929d7b3b471b57e16fc29b14c7d1699c4a28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-06T22:01:43Z",
    "title_canon_sha256": "596c4f2d0c945dca021a7e14aa6ebde6c8bf4dc5121086f5fdbead3b9266d28d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1312",
    "kind": "arxiv",
    "version": 2
  }
}