Pith Number

pith:KKDON4NA

pith:2011:KKDON4NAPVAZ7EDGTNGGOF4GHE

not attested not anchored not stored refs pending

Was a cloud-cloud collision the trigger of the recent star formation in Serpens?

A. Duarte-Cabral, C. L. Dobbs, G. A. Fuller, N. Peretto

arxiv:1101.2412 v1 · 2011-01-12 · 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{KKDON4NAPVAZ7EDGTNGGOF4GHE}

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.

Cited by

1 paper in Pith

Evolution of compressed clouds formed by filament coalescence. I. Oblique collisions

Receipt and verification

First computed	2026-05-18T02:03:40.804058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5286e6f1a07d419f90669b4c671786391b4a61e24696e4b8b80902b1fb286c5a

Aliases

arxiv: 1101.2412 · arxiv_version: 1101.2412v1 · doi: 10.48550/arxiv.1101.2412 · pith_short_12: KKDON4NAPVAZ · pith_short_16: KKDON4NAPVAZ7EDG · pith_short_8: KKDON4NA

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/KKDON4NAPVAZ7EDGTNGGOF4GHE \
  | 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: 5286e6f1a07d419f90669b4c671786391b4a61e24696e4b8b80902b1fb286c5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57d1d532cec1666e32d9dd50be13e8c5a3f257594e25827e5a6935221a19881a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-12T17:32:21Z",
    "title_canon_sha256": "95d7c6ac320a947e84b2d8c8bd3186e2b99e598c85792af12b2c7dd3e531f2bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2412",
    "kind": "arxiv",
    "version": 1
  }
}