Pith Number

pith:PNFY5JPF

pith:2011:PNFY5JPF7WEO6RH3MFWAULVSH6

not attested not anchored not stored refs pending

Cosmic ray anisotropy studies with the Stockholm Educational Air Shower array

M. Pearce, P. Hofverberg

arxiv:1112.3902 v1 · 2011-12-16 · 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{PNFY5JPF7WEO6RH3MFWAULVSH6}

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	2026-05-18T04:06:08.501244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b4b8ea5e5fd88ef44fb616c0a2eb23f945307c3e2645de2fa350b009d62123e

Aliases

arxiv: 1112.3902 · arxiv_version: 1112.3902v1 · doi: 10.48550/arxiv.1112.3902 · pith_short_12: PNFY5JPF7WEO · pith_short_16: PNFY5JPF7WEO6RH3 · pith_short_8: PNFY5JPF

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/PNFY5JPF7WEO6RH3MFWAULVSH6 \
  | 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: 7b4b8ea5e5fd88ef44fb616c0a2eb23f945307c3e2645de2fa350b009d62123e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2822a93c792cc024b35c72c76b2f7b51a4a545c51cf6c32daebd4b50157884c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-12-16T17:54:43Z",
    "title_canon_sha256": "5e6815d3f122ae8311a4e88a80eeb1131334434adc537d7c287458d15d1473aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3902",
    "kind": "arxiv",
    "version": 1
  }
}