Pith Number

pith:7VN2MZKR

pith:2018:7VN2MZKRKI5AI2HVXOMIAPBS7C

not attested not anchored not stored refs pending

Broad-line type Ic Supernova SN 2014ad

D.K. Sahu, G.C. Anupama, Keiichi Meada, Kenichi Nomoto, Masaomi Tanaka, N.K. Chakradhari, S. Srivastav

arxiv:1801.07046 v1 · 2018-01-22 · 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{7VN2MZKRKI5AI2HVXOMIAPBS7C}

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	2026-05-18T00:22:54.782527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd5ba66551523a0468f5bb98803c32f89011eab3734e5c355e8cea72f0dc25c6

Aliases

arxiv: 1801.07046 · arxiv_version: 1801.07046v1 · doi: 10.48550/arxiv.1801.07046 · pith_short_12: 7VN2MZKRKI5A · pith_short_16: 7VN2MZKRKI5AI2HV · pith_short_8: 7VN2MZKR

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/7VN2MZKRKI5AI2HVXOMIAPBS7C \
  | 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: fd5ba66551523a0468f5bb98803c32f89011eab3734e5c355e8cea72f0dc25c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f3a57c33717c363fe4a6ff84d1266623acf7dfaf83ac575cc3eee45580b5bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-01-22T11:25:15Z",
    "title_canon_sha256": "f12eb679466a0e3b3ede96f9810b84e79805893a4bad9ede364ee829e17cd6b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07046",
    "kind": "arxiv",
    "version": 1
  }
}