Pith Number

pith:UAUWQH32

pith:2022:UAUWQH32BALRQT2VEMXH4PVYAC

not attested not anchored not stored refs pending

Unusually high HCO+/CO ratios in and outside supernova remnant W49B

Bon-Chul Koo, Fu-Jun Du, Gao-Yuan Zhang, Hui Zhu, Jacco Vink, Lei Sun, Maria Arias, Ping Zhou, Stefano Bovino, Xin Zhou, Yang Chen, Yong-Hyun Lee, Zhi-Yu Zhang

arxiv:2203.13111 v2 · 2022-03-24 · astro-ph.GA · 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{UAUWQH32BALRQT2VEMXH4PVYAC}

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	2026-07-05T04:31:36.355582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a029681f7a0817184f55232e7e3eb800af0b34a0db84fb145c9cd30876b6e477

Aliases

arxiv: 2203.13111 · arxiv_version: 2203.13111v2 · doi: 10.48550/arxiv.2203.13111 · pith_short_12: UAUWQH32BALR · pith_short_16: UAUWQH32BALRQT2V · pith_short_8: UAUWQH32

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/UAUWQH32BALRQT2VEMXH4PVYAC \
  | 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: a029681f7a0817184f55232e7e3eb800af0b34a0db84fb145c9cd30876b6e477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5059458138506dcd5748abbf21588b6b5b903302cacb6054d52e8b7ff02483b",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-03-24T15:08:39Z",
    "title_canon_sha256": "4a62b046302d0d99d2d0ae5f23da086cba6a1dfc57f99cadc3a59efb030aaebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13111",
    "kind": "arxiv",
    "version": 2
  }
}