Pith Number

pith:LCKTOEFT

pith:2016:LCKTOEFTLDPCTVZV62WOPWA7HP

not attested not anchored not stored refs pending

PTF 13efv - An outburst 500 days prior to the SNHunt 275 explosion and its radiative efficiency

A. Gal-Yam, A. Rubin, A. V. Filippenko, C. Fransson, D. A. Perley, E. O. Ofek, G. Duggan, J. Sollerman, M. M. Kasliwal, M. Sullivan, N. J. Shaviv, N.-L. Strotjohann, O. Yaron, P. E. Nugent, R. Laher, S. B. Cenko, S. R. Kulkarni, Y. Cao

arxiv:1605.02450 v1 · 2016-05-09 · 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{LCKTOEFTLDPCTVZV62WOPWA7HP}

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	2026-05-18T01:12:29.330409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58953710b358de29d735f6ace7d81f3bf433f17e58abc79be7fdbadd81d23703

Aliases

arxiv: 1605.02450 · arxiv_version: 1605.02450v1 · doi: 10.48550/arxiv.1605.02450 · pith_short_12: LCKTOEFTLDPC · pith_short_16: LCKTOEFTLDPCTVZV · pith_short_8: LCKTOEFT

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/LCKTOEFTLDPCTVZV62WOPWA7HP \
  | 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: 58953710b358de29d735f6ace7d81f3bf433f17e58abc79be7fdbadd81d23703

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2de240e9fb0cbcbe49e760bf362c90577053572cb7203be2c20bdf354df11388",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-05-09T07:30:29Z",
    "title_canon_sha256": "230816fb1bbd3511f800759268281bdec53089aebb5500572ac5245363ff46e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02450",
    "kind": "arxiv",
    "version": 1
  }
}