Pith Number

pith:LUCEW7UI

pith:2015:LUCEW7UIRGPGQ5MFRW4KXPYNAP

not attested not anchored not stored refs pending

The Necessity of Feedback Physics in Setting the Peak of the Initial Mass Function

David Guszejnov, Mark R. Krumholz, Philip F. Hopkins

arxiv:1510.05040 v2 · 2015-10-16 · astro-ph.SR · astro-ph.CO · 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{LUCEW7UIRGPGQ5MFRW4KXPYNAP}

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	2026-05-18T00:17:46.584246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d044b7e88899e6875858db8abbf0d03c3c37c2a490888239ae652c0abaf4c4c

Aliases

arxiv: 1510.05040 · arxiv_version: 1510.05040v2 · doi: 10.48550/arxiv.1510.05040 · pith_short_12: LUCEW7UIRGPG · pith_short_16: LUCEW7UIRGPGQ5MF · pith_short_8: LUCEW7UI

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/LUCEW7UIRGPGQ5MFRW4KXPYNAP \
  | 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: 5d044b7e88899e6875858db8abbf0d03c3c37c2a490888239ae652c0abaf4c4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "844bffc58aedca32f219a85dd2f1dfe722cea25dde570993036f9abbdf246ab6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-16T22:32:33Z",
    "title_canon_sha256": "410a208c38bf0fbbdf34af974b9d4fa2675a798ea5be649d41eff8ef3c4fb043"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05040",
    "kind": "arxiv",
    "version": 2
  }
}