Pith Number

pith:HMBQCKSV

pith:2011:HMBQCKSVBI4EOXDQBIJW4APRAZ

not attested not anchored not stored refs pending

Soft and Hard X-Ray Emissions from the Anomalous X-ray Pulsar 4U 0142+61 Observed with Suzaku

Jun'ichi Kotoku, Kazuhiro Nakazawa, Kazuo Makishima, Madoka Kawaharada, Motohide Kokubun, Noriaki Shibazaki, Teruaki Enoto

arxiv:1102.1213 v1 · 2011-02-07 · 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{HMBQCKSVBI4EOXDQBIJW4APRAZ}

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	2026-05-18T02:03:16.197744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b03012a550a38475c700a136e01f1066e2b3845f6bf4e3554cb1c6ff3f75e3b

Aliases

arxiv: 1102.1213 · arxiv_version: 1102.1213v1 · doi: 10.48550/arxiv.1102.1213 · pith_short_12: HMBQCKSVBI4E · pith_short_16: HMBQCKSVBI4EOXDQ · pith_short_8: HMBQCKSV

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/HMBQCKSVBI4EOXDQBIJW4APRAZ \
  | 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: 3b03012a550a38475c700a136e01f1066e2b3845f6bf4e3554cb1c6ff3f75e3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbc41e08bdca1d5eee8c2fe4a7ffc06be7fd344fa4a68a7524ca1e02d0330a25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-07T00:05:24Z",
    "title_canon_sha256": "f4a6e8f24040e411068acec0f04aadf608e8544495205aa29ece070303fc56df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1213",
    "kind": "arxiv",
    "version": 1
  }
}