Pith Number

pith:I3ASXO5D

pith:2026:I3ASXO5DD5ZGGMDBVH4IBYSUVU

not attested not anchored not stored refs pending

The Environmental Dependence of Star Cluster Demographics

Jianling Tang, Kathryn Grasha, Mark R. Krumholz, Tomasz R\'o\.za\'nski

arxiv:2608.09439 v1 · 2026-08-10 · 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{I3ASXO5DD5ZGGMDBVH4IBYSUVU}

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	2026-08-11T02:22:36.773715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46c12bbba31f72633061a9f880e254ad24e5bbc2c2d2a63dbb4775ffc52563ab

Aliases

arxiv: 2608.09439 · arxiv_version: 2608.09439v1 · doi: 10.48550/arxiv.2608.09439 · pith_short_12: I3ASXO5DD5ZG · pith_short_16: I3ASXO5DD5ZGGMDB · pith_short_8: I3ASXO5D

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/I3ASXO5DD5ZGGMDBVH4IBYSUVU \
  | 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: 46c12bbba31f72633061a9f880e254ad24e5bbc2c2d2a63dbb4775ffc52563ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcf571bd3b48061a2060377b90dd20c0b4e616cb08fe2da3eb220348c6cd3f45",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-10T11:13:11Z",
    "title_canon_sha256": "8815d1ab1f4482fcbd5ac79afbb485f416944a78778b4f798e24b1cfad69fc0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.09439",
    "kind": "arxiv",
    "version": 1
  }
}