Pith Number

pith:NNXCYAW6

pith:2015:NNXCYAW6TQPRW2EOGUOCSKZG3Q

not attested not anchored not stored refs pending

iPTF14yb: The First Discovery of a GRB Afterglow Independent of a High-Energy Trigger

Adam Rubin, Alan M. Watson, Alessandra Corsi, Alexander Kutyrev, Alexei V. Filippenko, Alex L. Urban, Amy Lien, Antonino Cucchiara, Assaf Horesh, Avishay Gal-Yam, Christopher R. Klein, D. Alexander Kann, Daniel A. Perley, Derek B. Fox, Enrico Ramirez-Ruiz, Fabian Knust, Iair Arcavi, J. Jesus Gonzalez, Jochen Greiner, John F. Graham, Jose A. de Diego, Joshua S. Bloom, J. Xavier Prochaska, Karla Varela, Leonid Georgiev, Mansi M. Kasliwal, Michael G. Richer, Nat R. Butler, Neil Gehrels, Peter E. Nugent, Przemek R. Wozniak, Russ Laher, S. Bradley Cenko, S. R. Kulkarni, William H. Lee, Yi Cao, Yuji Urata

arxiv:1504.00673 v1 · 2015-04-02 · 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{NNXCYAW6TQPRW2EOGUOCSKZG3Q}

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	2026-05-18T01:40:49.304380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b6e2c02de9c1f1b688e351c292b26dc3985dd9c686d32979cd9a0455844c99c

Aliases

arxiv: 1504.00673 · arxiv_version: 1504.00673v1 · doi: 10.48550/arxiv.1504.00673 · pith_short_12: NNXCYAW6TQPR · pith_short_16: NNXCYAW6TQPRW2EO · pith_short_8: NNXCYAW6

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/NNXCYAW6TQPRW2EOGUOCSKZG3Q \
  | 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: 6b6e2c02de9c1f1b688e351c292b26dc3985dd9c686d32979cd9a0455844c99c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "039ec67e2e73e572af140578f7b538854202dbddef7315cc6abab7f5e3d68645",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-02T20:00:18Z",
    "title_canon_sha256": "7f95b97ab992757e098c854d7d27ddcf62b46aef46ba9ddfe4b3dcc0806e0f33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00673",
    "kind": "arxiv",
    "version": 1
  }
}