Pith Number

pith:V5R4YP4M

pith:2019:V5R4YP4MW65STOJQBJPVYXA6JM

not attested not anchored not stored refs pending

Modeling the Light Curves of the Luminous Type Ic Supernova 2007D

Alexei V. Filippenko, En-Wei Liang, Liang-Duan Liu, Ling-Jun Wang, Long Li, Shan-Qin Wang, Weikang Zheng, Zach Cano, Zi-Gao Dai

arxiv:1904.06598 v1 · 2019-04-13 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V5R4YP4MW65STOJQBJPVYXA6JM}

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	2026-05-17T23:44:54.367618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af63cc3f8cb7bb29b9300a5f5c5c1e4b2e389e3f1eb848e5c19862db516227db

Aliases

arxiv: 1904.06598 · arxiv_version: 1904.06598v1 · doi: 10.48550/arxiv.1904.06598 · pith_short_12: V5R4YP4MW65S · pith_short_16: V5R4YP4MW65STOJQ · pith_short_8: V5R4YP4M

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/V5R4YP4MW65STOJQBJPVYXA6JM \
  | 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: af63cc3f8cb7bb29b9300a5f5c5c1e4b2e389e3f1eb848e5c19862db516227db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddc49e17fe9c9e6dd5d1344ceaef5a07235d5902ebee8366f17c16cff882cd0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-13T22:40:11Z",
    "title_canon_sha256": "8552247e3cf09eca0b753d029f109f218289bebe36270de1d3f8179a1a004b4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06598",
    "kind": "arxiv",
    "version": 1
  }
}