Pith Number

pith:7GPLGAOD

pith:2019:7GPLGAODIAKLXSNLBPYBPJLHWC

not attested not anchored not stored refs pending

The effects of ionization feedback on star formation: A case study of the M16 H II region

Annie Zavagno, Bing-Gang Ju, Chang-chun Ning, Chuan-Peng Zhang, Guo-Yin Zhang, Jinghua Yuan, Jin-Long Xu, Naiping Yu, Si-Ju Zhang, Xiao-Lan Liu, Ye Xu

arxiv:1905.08030 v1 · 2019-05-20 · astro-ph.SR · 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{7GPLGAODIAKLXSNLBPYBPJLHWC}

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	2026-05-17T23:41:42.080655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99eb301c34014bbc9ab0bf017a567b093c655acbef1f57a5bcaa657395ba7ff

Aliases

arxiv: 1905.08030 · arxiv_version: 1905.08030v1 · doi: 10.48550/arxiv.1905.08030 · pith_short_12: 7GPLGAODIAKL · pith_short_16: 7GPLGAODIAKLXSNL · pith_short_8: 7GPLGAOD

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/7GPLGAODIAKLXSNLBPYBPJLHWC \
  | 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: f99eb301c34014bbc9ab0bf017a567b093c655acbef1f57a5bcaa657395ba7ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "709ca7691acef0d01908148e98bad9146a021a13a6ffa6202b636ec804ce033d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-20T12:25:49Z",
    "title_canon_sha256": "1fc3c53a4ed0f79d418d388d80d8468d73ee102899061fd8361f1287ada0eb26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08030",
    "kind": "arxiv",
    "version": 1
  }
}