Pith Number

pith:QKBXASIS

pith:2011:QKBXASISLYQL4DQDROIYEOYMDS

not attested not anchored not stored refs pending

Importance of the Initial Conditions for Star Formation - II. Fragmentation Induced Starvation and Accretion Shielding

Christoph Federrath, Philipp Girichidis, Ralf S. Klessen, Robi Banerjee

arxiv:1110.1924 v2 · 2011-10-10 · 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{QKBXASISLYQL4DQDROIYEOYMDS}

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	2026-05-18T04:08:03.390578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82837049125e20be0e038b91823b0c1c8b990cf95223afb1a76bdbf7bd0296b8

Aliases

arxiv: 1110.1924 · arxiv_version: 1110.1924v2 · doi: 10.48550/arxiv.1110.1924 · pith_short_12: QKBXASISLYQL · pith_short_16: QKBXASISLYQL4DQD · pith_short_8: QKBXASIS

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/QKBXASISLYQL4DQDROIYEOYMDS \
  | 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: 82837049125e20be0e038b91823b0c1c8b990cf95223afb1a76bdbf7bd0296b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0061b1164c649679ba217795290050825b1472d5402b3a5ddbb716251d623989",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-10T04:44:03Z",
    "title_canon_sha256": "e5be01520a6aa7bf465b7b847cf51cefdcd7aba11b83361b2c6edf2e408a1205"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1924",
    "kind": "arxiv",
    "version": 2
  }
}