Pith Number

pith:UZH5FCHF

pith:2017:UZH5FCHFN6OZRMFXGPNCFPVE3V

not attested not anchored not stored refs pending

Past, Present and Future of UHECR Observations

B.R. Dawson, M. Fukushima, P. Sokolsky

arxiv:1703.07897 v2 · 2017-03-23 · 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{UZH5FCHFN6OZRMFXGPNCFPVE3V}

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	2026-05-18T00:47:19.556135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a64fd288e56f9d98b0b733da22bea4dd69aeb8868fa7225e2667245edaa55660

Aliases

arxiv: 1703.07897 · arxiv_version: 1703.07897v2 · doi: 10.48550/arxiv.1703.07897 · pith_short_12: UZH5FCHFN6OZ · pith_short_16: UZH5FCHFN6OZRMFX · pith_short_8: UZH5FCHF

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/UZH5FCHFN6OZRMFXGPNCFPVE3V \
  | 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: a64fd288e56f9d98b0b733da22bea4dd69aeb8868fa7225e2667245edaa55660

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78106a4cc120a0c28a4eab5b0fdb2801619f8b8ee6cc6d2cca46e819f8e1f63b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-23T00:31:21Z",
    "title_canon_sha256": "53cec636ee782f0912055ce7999f5e4576609168bbd4ad13f2beb1ccc5a610ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07897",
    "kind": "arxiv",
    "version": 2
  }
}