Pith Number

pith:NOHOGMR4

pith:2016:NOHOGMR4XQGEXKFDCYD3WQBH3U

not attested not anchored not stored refs pending

X-ray and gamma-ray variability of Mrk 421

J. Li (YNNU), S.J. Kang (HUST), Y.G. Zheng (YNNU)

arxiv:1608.00289 v1 · 2016-08-01 · 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{NOHOGMR4XQGEXKFDCYD3WQBH3U}

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	2026-05-18T01:10:12.059985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b8ee3323cbc0c4ba8a31607bb4027dd1b14bb44716a3c2ec371d345b960f298

Aliases

arxiv: 1608.00289 · arxiv_version: 1608.00289v1 · doi: 10.48550/arxiv.1608.00289 · pith_short_12: NOHOGMR4XQGE · pith_short_16: NOHOGMR4XQGEXKFD · pith_short_8: NOHOGMR4

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/NOHOGMR4XQGEXKFDCYD3WQBH3U \
  | 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: 6b8ee3323cbc0c4ba8a31607bb4027dd1b14bb44716a3c2ec371d345b960f298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a6481941b8b5aa4feeb253f7ac36f190636fd992ee0bde138c052b4f1857533",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-08-01T01:06:09Z",
    "title_canon_sha256": "07c926429af5f80c624a23c4f76e55c4cbcf8ab9b1c3dc510616e278cf835116"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00289",
    "kind": "arxiv",
    "version": 1
  }
}