Pith Number

pith:LUIM7YUF

pith:2014:LUIM7YUFPGSC4Q7SRO3LHSRL22

not attested not anchored not stored refs pending

HST and LAMOST discover a dual active galactic nucleus in J0038+4128

G. Jin, H.-B. Yuan, M.-S. Xiang, X.-L. Zhou, X.-W. Liu, Y.-H. Hou, Y. Huang, Y. Zhang, Z.-Y. Huo

arxiv:1402.2740 v1 · 2014-02-12 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LUIM7YUFPGSC4Q7SRO3LHSRL22}

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	2026-05-18T02:57:16.437402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d10cfe28579a42e43f28bb6b3ca2bd697023045d0d788ae2cd2d01d1c4f8786

Aliases

arxiv: 1402.2740 · arxiv_version: 1402.2740v1 · doi: 10.48550/arxiv.1402.2740 · pith_short_12: LUIM7YUFPGSC · pith_short_16: LUIM7YUFPGSC4Q7S · pith_short_8: LUIM7YUF

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/LUIM7YUFPGSC4Q7SRO3LHSRL22 \
  | 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: 5d10cfe28579a42e43f28bb6b3ca2bd697023045d0d788ae2cd2d01d1c4f8786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15e6b125ae65ae5d15a870cb71bb12691a350bab0bdb64859ba8452075a5a5ff",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-02-12T05:29:36Z",
    "title_canon_sha256": "17f3379d6e5fc69345718333b578a7b9f1fa06f964ca0a734a6c3ff288fa6a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2740",
    "kind": "arxiv",
    "version": 1
  }
}