Pith Number

pith:IFBQWFPU

pith:2026:IFBQWFPULQIGEBPORCQWGCJZAE

not attested not anchored not stored refs pending

Evolution of the stellar mass function in open clusters from a universal and unsegregated initial state

Long Wang, Lu Li, Zepeng Zheng, Zhaozhou Li, Zhengyi Shao

arxiv:2606.05762 v1 · 2026-06-04 · 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{IFBQWFPULQIGEBPORCQWGCJZAE}

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	2026-06-05T01:15:02.267409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41430b15f45c106205ee88a1630939011f94ef19422e59a1a9ce1ce9b15ef66c

Aliases

arxiv: 2606.05762 · arxiv_version: 2606.05762v1 · doi: 10.48550/arxiv.2606.05762 · pith_short_12: IFBQWFPULQIG · pith_short_16: IFBQWFPULQIGEBPO · pith_short_8: IFBQWFPU

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/IFBQWFPULQIGEBPORCQWGCJZAE \
  | 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: 41430b15f45c106205ee88a1630939011f94ef19422e59a1a9ce1ce9b15ef66c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb182ccd4fed7f748ebe8511676ee5889a3b8d1ba35f8f01488dd386352129c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-04T06:43:16Z",
    "title_canon_sha256": "26b3465f355781182755fee65d1cf08e478e6a82d6a8e86c7867e2d54ac1f203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05762",
    "kind": "arxiv",
    "version": 1
  }
}