Pith Number

pith:QNWSZYHF

pith:2013:QNWSZYHF7YYFHOWHULL7A2IMRW

not attested not anchored not stored refs pending

Gravitational Lensing of Neutrino from Collapsars

Florencia L. Vieyro, Gustavo E. Romero

arxiv:1302.0257 v1 · 2013-02-01 · 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{QNWSZYHF7YYFHOWHULL7A2IMRW}

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	2026-05-18T03:34:46.933382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836d2ce0e5fe3053bac7a2d7f0690c8d918d4e31d9dc623f531f98033e35345f

Aliases

arxiv: 1302.0257 · arxiv_version: 1302.0257v1 · doi: 10.48550/arxiv.1302.0257 · pith_short_12: QNWSZYHF7YYF · pith_short_16: QNWSZYHF7YYFHOWH · pith_short_8: QNWSZYHF

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/QNWSZYHF7YYFHOWHULL7A2IMRW \
  | 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: 836d2ce0e5fe3053bac7a2d7f0690c8d918d4e31d9dc623f531f98033e35345f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd1e04d80ef792929d0167a65b699f16137b2094e021e6bf514f8ea134bbe022",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-02-01T19:37:28Z",
    "title_canon_sha256": "f7d9155e524fc14c952ea4ed32cfaafd27c8a6d1318498e53e80f15c661c94e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0257",
    "kind": "arxiv",
    "version": 1
  }
}