Pith Number

pith:N2OTRZN5

pith:2013:N2OTRZN5ZAQ33FZMIRZUJARXS6

not attested not anchored not stored refs pending

Discovery of X-ray Pulsation from the Geminga-like Pulsar PSR J2021+4026

(2) Chungnam National University, (3) National Central University, (4) National Tsing-Hua University, (5) Universitaet Jena, (6) The University of Hong Kong), C. P. Hu (3), C. Y. Hui (2), J. H. K. Wu (4), J. Takata (6), K. A. Seo (2), K. S. Cheng (6) ((1) China Medical University, L. C. C. Lin (1), L. Trepl (5), R. H. H. Huang (4), Y. Chou (3), Y. Wang (6)

arxiv:1305.0998 v1 · 2013-05-05 · 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{N2OTRZN5ZAQ33FZMIRZUJARXS6}

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	2026-05-18T01:50:12.164862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e9d38e5bdc821bd972c4473448237979a9149b043839111b8ee5a4626b228c8

Aliases

arxiv: 1305.0998 · arxiv_version: 1305.0998v1 · doi: 10.48550/arxiv.1305.0998 · pith_short_12: N2OTRZN5ZAQ3 · pith_short_16: N2OTRZN5ZAQ33FZM · pith_short_8: N2OTRZN5

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/N2OTRZN5ZAQ33FZMIRZUJARXS6 \
  | 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: 6e9d38e5bdc821bd972c4473448237979a9149b043839111b8ee5a4626b228c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c39d64170d3504e57db40f416ef46a63e28b3d27d804fc5e8fdb94d0c809949",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-05-05T09:22:53Z",
    "title_canon_sha256": "0c97b29944d1c097ff9fc448eecc1d4523a7d141d9612b50668121b322d7cd21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0998",
    "kind": "arxiv",
    "version": 1
  }
}