Pith Number

pith:WL7YNMJT

pith:2014:WL7YNMJTTQPS2CJF5WCO5BX4LM

not attested not anchored not stored refs pending

A Sample of Type II-L Supernovae

A. V. Filippenko, D. C. Leonard, D. Poznanski, F. J. D. Serduke, J. M. Silverman, M. Ganeshalingam, M. Modjaz, R. Chornock, R. J. Foley, T. Faran, W. Li

arxiv:1409.1536 v1 · 2014-08-28 · 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{WL7YNMJTTQPS2CJF5WCO5BX4LM}

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	2026-05-18T01:42:07.856088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2ff86b1339c1f2d0925ed84ee86fc5b14e82f11635493ab3179210bb84b4345

Aliases

arxiv: 1409.1536 · arxiv_version: 1409.1536v1 · doi: 10.48550/arxiv.1409.1536 · pith_short_12: WL7YNMJTTQPS · pith_short_16: WL7YNMJTTQPS2CJF · pith_short_8: WL7YNMJT

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/WL7YNMJTTQPS2CJF5WCO5BX4LM \
  | 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: b2ff86b1339c1f2d0925ed84ee86fc5b14e82f11635493ab3179210bb84b4345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23957811662c40be95b55a0928ac4ccbc58dedcbe2126b9f2848e59a82d39580",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-08-28T08:02:18Z",
    "title_canon_sha256": "539cb98534423096ce45fd9bcbb2880e59cb84e0b1e40e84852c3114dc158ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1536",
    "kind": "arxiv",
    "version": 1
  }
}