Pith Number

pith:NR5XGM62

pith:2015:NR5XGM62XW6GLOLGGAVYIFA3JK

not attested not anchored not stored refs pending

Search for precursor eruptions among Type IIb supernovae

Alexei V. Filippenko, Avishay Gal-Yam, Christoffer Fremling, Eran O. Ofek, Iair Arcavi, Jason Surace, Jesper Sollerman, Mansi M. Kasliwal, Mark Sullivan, Nir J. Shaviv, Nora L. Strotjohann, Ofer Yaron, Peter E. Nugent, Russ Laher, Shrinivas R. Kulkarni, Yi Cao

arxiv:1508.04775 v1 · 2015-08-19 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NR5XGM62XW6GLOLGGAVYIFA3JK}

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	2026-05-18T01:30:57.803418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c7b7333dabdbc65b966302b84141b4a8422b7bfd1e30f24cb4622bbed2f8d6c

Aliases

arxiv: 1508.04775 · arxiv_version: 1508.04775v1 · doi: 10.48550/arxiv.1508.04775 · pith_short_12: NR5XGM62XW6G · pith_short_16: NR5XGM62XW6GLOLG · pith_short_8: NR5XGM62

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/NR5XGM62XW6GLOLGGAVYIFA3JK \
  | 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: 6c7b7333dabdbc65b966302b84141b4a8422b7bfd1e30f24cb4622bbed2f8d6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f412c1081ceaa0709cd31ea167bc3fefe301fcb90e0dcd83f264412d8b11cdf8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-08-19T20:08:55Z",
    "title_canon_sha256": "dc2b356382e50a842a02be97914805ef134e1d3ea4f90bff3a22d0a5f015bb51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04775",
    "kind": "arxiv",
    "version": 1
  }
}