Pith Number

pith:AP4OGSFS

pith:2019:AP4OGSFSHPZ7XQDJJWNWT7D6I2

not attested not anchored not stored refs pending

Sequential Star Formation in the filamentary structures of Planck Galactic cold clump G181.84+0.31

Chenlin Zhou, Jinghua Yuan, Kee-Tae Kim, Ken'ichi Tatematsu, Ke Wang, Lixia Yuan, Ming Zhu, Nario Kuno, Tie Liu, Yuefang Wu

arxiv:1905.12258 v1 · 2019-05-29 · 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{AP4OGSFSHPZ7XQDJJWNWT7D6I2}

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	2026-05-17T23:44:44.851084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03f8e348b23bf3fbc0694d9b69fc7e468bbffe8c986272bc65893bebc880d677

Aliases

arxiv: 1905.12258 · arxiv_version: 1905.12258v1 · doi: 10.48550/arxiv.1905.12258 · pith_short_12: AP4OGSFSHPZ7 · pith_short_16: AP4OGSFSHPZ7XQDJ · pith_short_8: AP4OGSFS

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/AP4OGSFSHPZ7XQDJJWNWT7D6I2 \
  | 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: 03f8e348b23bf3fbc0694d9b69fc7e468bbffe8c986272bc65893bebc880d677

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb3481a9457f3e2264da83232159a3395f623b88411e5be51fe54656d1570bbf",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-29T07:47:23Z",
    "title_canon_sha256": "e18ccbdbf60cf5b4b93cbd694b2c923b723476280e050078c118cb7ff62403fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12258",
    "kind": "arxiv",
    "version": 1
  }
}