Pith Number

pith:U7TEP4AL

pith:2015:U7TEP4AL5SIRCP4L2G5EGLY3IL

not attested not anchored not stored refs pending

A limit on the ultra-high-energy neutrino flux from lunar observations with the Parkes radio telescope

C. J. Phillips, C. W. James, J. D. Bray, J. E. Reynolds, M. G. Aartsen, P. Roberts, R. A. McFadden, R. D. Ekers, R. J. Protheroe

arxiv:1502.03313 v2 · 2015-02-11 · 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{U7TEP4AL5SIRCP4L2G5EGLY3IL}

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	2026-05-18T01:41:03.788275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e647f00bec91113f8bd1ba432f1b42d4225768bbba3326b3a7f33cd1bd7703

Aliases

arxiv: 1502.03313 · arxiv_version: 1502.03313v2 · doi: 10.48550/arxiv.1502.03313 · pith_short_12: U7TEP4AL5SIR · pith_short_16: U7TEP4AL5SIRCP4L · pith_short_8: U7TEP4AL

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/U7TEP4AL5SIRCP4L2G5EGLY3IL \
  | 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: a7e647f00bec91113f8bd1ba432f1b42d4225768bbba3326b3a7f33cd1bd7703

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e11c70a94c90c4c1337bad282400df8afcd2c77092424f7a454ced3bc79d2851",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-11T14:17:08Z",
    "title_canon_sha256": "576225d495450191c372b83560d3ecff6d1a29ed9862ef1af132b047494a1b55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03313",
    "kind": "arxiv",
    "version": 2
  }
}