Pith Number

pith:7NNGUFU6

pith:2018:7NNGUFU6UFFA4O44LGDMENFHP4

not attested not anchored not stored refs pending

The volumetric rate of calcium-rich transients in the local universe

2), (2) University of Portsmouth, (3) Queens University Belfast, (4) University of California Berkeley, 5) ((1) University of Southampton, (5) Lawrence Berkeley National Laboratory), C. Frohmaier (1, K. Maguire (3), M. Sullivan (1), P. E. Nugent (4

arxiv:1804.03103 v1 · 2018-04-09 · 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{7NNGUFU6UFFA4O44LGDMENFHP4}

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	2026-05-18T00:14:13.824352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb5a6a169ea14a0e3b9c5986c234a77f0267f659bf484ff07113229c005971ec

Aliases

arxiv: 1804.03103 · arxiv_version: 1804.03103v1 · doi: 10.48550/arxiv.1804.03103 · pith_short_12: 7NNGUFU6UFFA · pith_short_16: 7NNGUFU6UFFA4O44 · pith_short_8: 7NNGUFU6

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/7NNGUFU6UFFA4O44LGDMENFHP4 \
  | 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: fb5a6a169ea14a0e3b9c5986c234a77f0267f659bf484ff07113229c005971ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d895f0349f4df806d81766ed9fd514e4f16d7c0fb3dbaa9e58723ffdf46a259",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-04-09T17:05:54Z",
    "title_canon_sha256": "e3274a1a3cff4e6f2c8856d2f85312e874a0f6c521cc97128dc99b7a265978c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03103",
    "kind": "arxiv",
    "version": 1
  }
}