Pith Number

pith:BDDGJ445

pith:2018:BDDGJ445JAZ2C5B2XO7PZ6EFXX

not attested not anchored not stored refs pending

Optical Observations of the 2002cx-like Supernova 2014ek, and Characterizations of SNe Iax

Curtis McCully, D. Andrew Howell, Danfeng Xiang, Fang Huang, Griffin Hosseinzadeh, Iair Arcavi, Jujia Zhang, Jun Mo, Kaicheng Zhang, Lifan Wang, Liming Rui, Linyi Li, Stefano Valenti, Tianmeng Zhang, Wenxiong Li, Xiaofeng Wang, Xu Zhou

arxiv:1805.05810 v2 · 2018-05-15 · 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{BDDGJ445JAZ2C5B2XO7PZ6EFXX}

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	2026-05-18T00:10:37.603080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08c664f39d4833a1743abbbefcf885bdfbc26cde92a15957ff6bc0ad1113a353

Aliases

arxiv: 1805.05810 · arxiv_version: 1805.05810v2 · doi: 10.48550/arxiv.1805.05810 · pith_short_12: BDDGJ445JAZ2 · pith_short_16: BDDGJ445JAZ2C5B2 · pith_short_8: BDDGJ445

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/BDDGJ445JAZ2C5B2XO7PZ6EFXX \
  | 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: 08c664f39d4833a1743abbbefcf885bdfbc26cde92a15957ff6bc0ad1113a353

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be29640e69834858369c60139e34b8af990ea7c816b84d16c844f249c0061bc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-15T14:32:53Z",
    "title_canon_sha256": "d43a8cbcf13a91ff6021561b31635f7ee461fc78d754778b4dda8c22f3e49ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05810",
    "kind": "arxiv",
    "version": 2
  }
}