Pith Number

pith:25T4FVVI

pith:2018:25T4FVVIKUALAQBRQCAM6K66KS

not attested not anchored not stored refs pending

Search for ultra high energy cosmic rays from radiogalaxy Virgo A

Bohdan Hnatyk, Oleh Kobzar, Oleksandr Sushchov, Volodymyr Marchenko

arxiv:1810.10294 v3 · 2018-10-24 · 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{25T4FVVIKUALAQBRQCAM6K66KS}

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	2026-05-17T23:56:17.340947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d767c2d6a85500b040318080cf2bde54915b08fd812d2d6ee92e3fde5acd6ea4

Aliases

arxiv: 1810.10294 · arxiv_version: 1810.10294v3 · doi: 10.48550/arxiv.1810.10294 · pith_short_12: 25T4FVVIKUAL · pith_short_16: 25T4FVVIKUALAQBR · pith_short_8: 25T4FVVI

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/25T4FVVIKUALAQBRQCAM6K66KS \
  | 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: d767c2d6a85500b040318080cf2bde54915b08fd812d2d6ee92e3fde5acd6ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "800a3c64fc7b131113d12c61d8fa4d7585a505c73f13ee5815071a27a04e8d90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-10-24T11:08:45Z",
    "title_canon_sha256": "e29435d04754fb7cbd7a1aa8b0959731ef57b0617631f97953803184408de250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10294",
    "kind": "arxiv",
    "version": 3
  }
}