Pith Number

pith:NKBXXI6G

pith:2013:NKBXXI6GZCQ3KQXZRQQORB4GGN

not attested not anchored not stored refs pending

Spectral Variation of the Hard X-ray Emission from the Crab Nebula with the Suzaku Hard X-ray Detector

Aya Bamba, Kazuo Makishima, Koji Mori, Makoto S. Tashiro, Shin'ya Yamada, Teruaki Enoto, Tomomi Kouzu, Yasushi Fukazawa, Yukikatsu Terada

arxiv:1303.7109 v1 · 2013-03-28 · 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{NKBXXI6GZCQ3KQXZRQQORB4GGN}

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	2026-05-18T01:50:51.582427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a837ba3c6c8a1b542f98c20e88786337898a582552264db588c700332c050f1

Aliases

arxiv: 1303.7109 · arxiv_version: 1303.7109v1 · doi: 10.48550/arxiv.1303.7109 · pith_short_12: NKBXXI6GZCQ3 · pith_short_16: NKBXXI6GZCQ3KQXZ · pith_short_8: NKBXXI6G

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/NKBXXI6GZCQ3KQXZRQQORB4GGN \
  | 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: 6a837ba3c6c8a1b542f98c20e88786337898a582552264db588c700332c050f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff57c4d1f9b45eb6036cabc55dd7d3a81f638c154e46bafdc6278e039f41923f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-28T12:09:22Z",
    "title_canon_sha256": "ec6f5e69c4e9dcf13cf01b5d0e419b3a2eaadc1d340a1b65ab49fb6622c9305d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7109",
    "kind": "arxiv",
    "version": 1
  }
}