Pith Number

pith:2XY5KEQ3

pith:2026:2XY5KEQ3FINKKCUJJ63I2KF5LV

not attested not anchored not stored refs pending

The Persistent Missing Mass Problem in Planet Formation

B. Scott Gaudi, Eve J. Lee, Sam Hadden, William DeRocco

arxiv:2605.26216 v1 · 2026-05-25 · 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{2XY5KEQ3FINKKCUJJ63I2KF5LV}

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	2026-05-27T00:04:29.238114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5f1d5121b2a1aa50a894fb68d28bd5d5cd14a81c7eb2e14517e0690eec27f5c

Aliases

arxiv: 2605.26216 · arxiv_version: 2605.26216v1 · doi: 10.48550/arxiv.2605.26216 · pith_short_12: 2XY5KEQ3FINK · pith_short_16: 2XY5KEQ3FINKKCUJ · pith_short_8: 2XY5KEQ3

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/2XY5KEQ3FINKKCUJJ63I2KF5LV \
  | 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: d5f1d5121b2a1aa50a894fb68d28bd5d5cd14a81c7eb2e14517e0690eec27f5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "722f879c8948f0bf77cac6beab54f1931be2f04fd1bd5336a64ae19fcc632919",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-25T18:00:02Z",
    "title_canon_sha256": "b7d732bbe97dad4bec01d426262ab7a05b1b364488d170de74d5c4830068671b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26216",
    "kind": "arxiv",
    "version": 1
  }
}