Pith Number

pith:OK4XWT6I

pith:2017:OK4XWT6IJBBLCVFE2XD2TZVZCH

not attested not anchored not stored refs pending

Evidence for universality in the initial planetesimal mass function

Andrew N. Youdin, Jacob B. Simon, Philip J. Armitage, Rixin Li

arxiv:1705.03889 v2 · 2017-05-10 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OK4XWT6IJBBLCVFE2XD2TZVZCH}

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

The Natural History of 'Oumuamua

Receipt and verification

First computed	2026-05-18T00:33:49.893075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72b97b4fc84842b154a4d5c7a9e6b911f5a0380be7732bcd2a40b07103290fc0

Aliases

arxiv: 1705.03889 · arxiv_version: 1705.03889v2 · doi: 10.48550/arxiv.1705.03889 · pith_short_12: OK4XWT6IJBBL · pith_short_16: OK4XWT6IJBBLCVFE · pith_short_8: OK4XWT6I

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/OK4XWT6IJBBLCVFE2XD2TZVZCH \
  | 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: 72b97b4fc84842b154a4d5c7a9e6b911f5a0380be7732bcd2a40b07103290fc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e0165c695fd0d89ef6604fb15413855f2c1e7f88dcd514c8c87a858c3c74923",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-05-10T18:00:01Z",
    "title_canon_sha256": "fedc9c1fd2dab2d9b87cb856b88490721302a57c0a23217561647fef78181a4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03889",
    "kind": "arxiv",
    "version": 2
  }
}