Pith Number

pith:FQU3YSQQ

pith:2015:FQU3YSQQDLG5X23IHTBUHNT5LS

not attested not anchored not stored refs pending

The Gamma-Ray Detected Narrow-Line Seyfert 1 Galaxy 1H 0323+342: Swift Monitoring and Suzaku Spectroscopy

Bifang Liu, Dirk Grupe, L. Fuhrmann, S. Komossa, Su Yao, Weimin Yuan

arxiv:1505.01269 v1 · 2015-05-06 · 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{FQU3YSQQDLG5X23IHTBUHNT5LS}

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	2026-05-18T02:16:49.953382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c29bc4a101acddbeb683cc343b67d5cb6ff0efea448e2045d8db1b071c6107d

Aliases

arxiv: 1505.01269 · arxiv_version: 1505.01269v1 · doi: 10.48550/arxiv.1505.01269 · pith_short_12: FQU3YSQQDLG5 · pith_short_16: FQU3YSQQDLG5X23I · pith_short_8: FQU3YSQQ

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/FQU3YSQQDLG5X23IHTBUHNT5LS \
  | 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: 2c29bc4a101acddbeb683cc343b67d5cb6ff0efea448e2045d8db1b071c6107d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f41592d1ad9e71683e15c9ed44df30136096ea1a20c01653fdd2bdbab1df2de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-06T07:47:04Z",
    "title_canon_sha256": "b3f1448efab082d30a50dd6ca219bb6511fa8f340bbb973fb171140f425fd7d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01269",
    "kind": "arxiv",
    "version": 1
  }
}