Pith Number

pith:NX4FU5DK

pith:2020:NX4FU5DKEJVGTUMEBUCFL6JGYE

not attested not anchored not stored refs pending

Optical, X-ray, and $\gamma$-ray observations of the candidate transitional millisecond pulsar 4FGL J0427.8-6704

C. J. Clark, D. A. H. Buckley, D. Mata S\'anchez, J. G. Stringer, M. Kerr, M. R. Kennedy, R. P. Breton, S. B. Potter, T. R. Marsh, V. S. Dhillon

arxiv:2003.13718 v1 · 2020-03-30 · 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{NX4FU5DKEJVGTUMEBUCFL6JGYE}

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	2026-07-05T00:56:48.763255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6df85a746a226a69d1840d0455f926c137ee2458865ea21157b47af1ee5fbfeb

Aliases

arxiv: 2003.13718 · arxiv_version: 2003.13718v1 · doi: 10.48550/arxiv.2003.13718 · pith_short_12: NX4FU5DKEJVG · pith_short_16: NX4FU5DKEJVGTUME · pith_short_8: NX4FU5DK

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/NX4FU5DKEJVGTUMEBUCFL6JGYE \
  | 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: 6df85a746a226a69d1840d0455f926c137ee2458865ea21157b47af1ee5fbfeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "404c483404b3959409daf24f9af364cd3c265132d0c49671f4f2ad862519a348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-03-30T18:07:17Z",
    "title_canon_sha256": "972813ee1026d9a8d14bf510bc196df8ffd16defdff62b2d00e4076ec0dc1984"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13718",
    "kind": "arxiv",
    "version": 1
  }
}