Pith Number

pith:KTPPSGLE

pith:2011:KTPPSGLEZXIIAWZG65MZ7FU6S7

not attested not anchored not stored refs pending

The initial conditions of isolated star formation - X. A suggested evolutionary diagram for prestellar cores

A. P. Whitworth, D. Johnstone, D. Nutter, D. Ward-Thompson, R. J. Simpson

arxiv:1106.1885 v1 · 2011-06-09 · 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{KTPPSGLEZXIIAWZG65MZ7FU6S7}

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	2026-05-18T02:01:40.261730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54def91964cdd0805b26f7599f969e97f438aa10273655cdfe76190698e4721b

Aliases

arxiv: 1106.1885 · arxiv_version: 1106.1885v1 · doi: 10.48550/arxiv.1106.1885 · pith_short_12: KTPPSGLEZXII · pith_short_16: KTPPSGLEZXIIAWZG · pith_short_8: KTPPSGLE

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/KTPPSGLEZXIIAWZG65MZ7FU6S7 \
  | 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: 54def91964cdd0805b26f7599f969e97f438aa10273655cdfe76190698e4721b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e1b7b1430957cb9aef6d748441801e2069eb45eb89f1235730aad85381e3d48",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-06-09T19:22:31Z",
    "title_canon_sha256": "269a194d7359981871975cddadc4424b50cebe5c2edbf0958c5dd5a7b6d2f04a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1885",
    "kind": "arxiv",
    "version": 1
  }
}