Pith Number

pith:2LQ2GTM2

pith:2011:2LQ2GTM2Y3WHEQ3OI7EHDLICA6

not attested not anchored not stored refs pending

A study of the color diversity around maximum light in Type Ia supernovae

2), (2) Yale, (3) IPMU, (4) U. Andres Bello), Francisco Forster (1), Gaston Folatelli (3). ((1) U. de Chile, Giuliano Pignata (4), Keiichi Maeda (3), Mario Hamuy (1), Paolo Coppi (2), Regis Cartier (1

arxiv:1110.0480 v1 · 2011-10-03 · 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{2LQ2GTM2Y3WHEQ3OI7EHDLICA6}

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	2026-05-18T02:00:18.481945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2e1a34d9ac6ec72436e47c871ad0207808003b3253282af54e25740bd937534

Aliases

arxiv: 1110.0480 · arxiv_version: 1110.0480v1 · doi: 10.48550/arxiv.1110.0480 · pith_short_12: 2LQ2GTM2Y3WH · pith_short_16: 2LQ2GTM2Y3WHEQ3O · pith_short_8: 2LQ2GTM2

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/2LQ2GTM2Y3WHEQ3OI7EHDLICA6 \
  | 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: d2e1a34d9ac6ec72436e47c871ad0207808003b3253282af54e25740bd937534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627a88763eaa9a17940a92b10aa0386035af97e356a64ddc5062ae02af4d8e62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-03T20:09:50Z",
    "title_canon_sha256": "212f6570b2513b373e6e23a3ff9ff76858ef958e4ac81f5c2347d74df831970c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0480",
    "kind": "arxiv",
    "version": 1
  }
}