Pith Number

pith:F2MWWHJL

pith:2010:F2MWWHJLY7AKONON4GEAFA23L5

not attested not anchored not stored refs pending

Observations of radio pulses from CU Virginis

D. J. Champion, D. Melrose, D. Wickramasinghe, G. Hobbs, J. D. Bray, L. Ferrario, M. Keith, R. N. Manchester, R. P. Norris, V. Ravi

arxiv:1008.3592 v1 · 2010-08-21 · astro-ph.SR · 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{F2MWWHJLY7AKONON4GEAFA23L5}

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	2026-05-18T02:05:44.116176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e996b1d2bc7c0a735cde18802835b5f5a4d70c0b6086c82d9999b0849802114

Aliases

arxiv: 1008.3592 · arxiv_version: 1008.3592v1 · doi: 10.48550/arxiv.1008.3592 · pith_short_12: F2MWWHJLY7AK · pith_short_16: F2MWWHJLY7AKONON · pith_short_8: F2MWWHJL

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/F2MWWHJLY7AKONON4GEAFA23L5 \
  | 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: 2e996b1d2bc7c0a735cde18802835b5f5a4d70c0b6086c82d9999b0849802114

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbfa4c132209d17865bfb33d4aeeb07e683b43bab43e57653c751bb0ebe49af6",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-21T02:15:54Z",
    "title_canon_sha256": "857b81ac0d2773b28b4c43811c8fddea15572d99ade38ec8eac9ea50a90b7bbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3592",
    "kind": "arxiv",
    "version": 1
  }
}