Pith Number

pith:METV52H3

pith:2009:METV52H34DLCPIT7YVEH6O3PD5

not attested not anchored not stored refs pending

Long-term Stability of Non-thermal X-ray Modulation in the Gamma-ray Binary LS 5039

Tadayuki Takahashi, Takaaki Tanaka, Tetsuichi Kishishita, Yasunobu Uchiyama

arxiv:0904.1064 v4 · 2009-04-07 · 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{METV52H34DLCPIT7YVEH6O3PD5}

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	2026-05-18T04:29:43.725514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61275ee8fbe0d627a27fc5487f3b6f1f7a7ab9df3a95f29135f4bad308879226

Aliases

arxiv: 0904.1064 · arxiv_version: 0904.1064v4 · doi: 10.48550/arxiv.0904.1064 · pith_short_12: METV52H34DLC · pith_short_16: METV52H34DLCPIT7 · pith_short_8: METV52H3

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/METV52H34DLCPIT7YVEH6O3PD5 \
  | 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: 61275ee8fbe0d627a27fc5487f3b6f1f7a7ab9df3a95f29135f4bad308879226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2041a5fc250b257d8c7b5f1a8f80cbcd9cf3d885ed3af7934d534626999b8218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-04-07T06:52:13Z",
    "title_canon_sha256": "f8f60700fad9e6c1e23ccc0cde865eac20dd9667877c4adf007647e415c35279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1064",
    "kind": "arxiv",
    "version": 4
  }
}