Pith Number

pith:P2IUIIFD

pith:2025:P2IUIIFDCIRMPTZNRHWQ6IKI4T

not attested not anchored not stored refs pending

An S-shaped filament formed due to Cloud-Cloud Collision in molecular cloud G178.28-00.61

Alessio Traficante, Chang Won Lee, Derek Ward-Thompson, Donghui Quan, Doug Johnstone, Fengwei Xu, Glenn J White, Helen J Fraser, James Di Francesco, Kee-Tae Kim, Leonardo Bronfman, Linjing Feng, Paul F. Goldsmith, Ram K. Yadav, Sihan Jiao, Tianwei Zhang, Tie Liu, Xunchuan Liu, Yasuo Doi, Yi-Jehng Kuan, Yuefang Wu

arxiv:2507.18547 v1 · 2025-07-24 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2IUIIFDCIRMPTZNRHWQ6IKI4T}

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	2026-07-05T11:42:49.945295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e914420a31222c7cf2d89ed0f2148e4f2ca0e1932fe09073a216c06df080b07

Aliases

arxiv: 2507.18547 · arxiv_version: 2507.18547v1 · doi: 10.48550/arxiv.2507.18547 · pith_short_12: P2IUIIFDCIRM · pith_short_16: P2IUIIFDCIRMPTZN · pith_short_8: P2IUIIFD

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/P2IUIIFDCIRMPTZNRHWQ6IKI4T \
  | 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: 7e914420a31222c7cf2d89ed0f2148e4f2ca0e1932fe09073a216c06df080b07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dd55451d03aad4681b1b0271f3b1c4b9fec6911c52110a88f6802a2e2870668",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-07-24T16:12:41Z",
    "title_canon_sha256": "32d141ddd0cdb8c3dc104582db029195ddd48bcc72d93193a89235a232977d8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18547",
    "kind": "arxiv",
    "version": 1
  }
}