Pith Number

pith:VBHQHAOY

pith:2019:VBHQHAOY4YUXRERZ2IGDHMWGOV

not attested not anchored not stored refs pending

Chandra survey of nearby highly inclined disk galaxies -- V: emission structure and origin of galactic coronae

Jiangtao Li, Taotao Fang, Wang Q. Daniel, Xiaochuan Jiang

arxiv:1909.08204 v2 · 2019-09-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VBHQHAOY4YUXRERZ2IGDHMWGOV}

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	2026-07-05T00:31:19.704457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a84f0381d8e629789239d20c33b2c6755aa3a7113fd11244d33f942ad7ceb8cd

Aliases

arxiv: 1909.08204 · arxiv_version: 1909.08204v2 · doi: 10.48550/arxiv.1909.08204 · pith_short_12: VBHQHAOY4YUX · pith_short_16: VBHQHAOY4YUXRERZ · pith_short_8: VBHQHAOY

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/VBHQHAOY4YUXRERZ2IGDHMWGOV \
  | 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: a84f0381d8e629789239d20c33b2c6755aa3a7113fd11244d33f942ad7ceb8cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7035f6823836a908a08d2d04f1181c36735715116cd0c03f0389bd8b49d2bec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-18T04:17:58Z",
    "title_canon_sha256": "ff87f10d3ae7b921b0a90a4af38138105351601ea4461827382b0ccf1aca4872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.08204",
    "kind": "arxiv",
    "version": 2
  }
}