Pith Number

pith:ZU7ZWU3O

pith:2026:ZU7ZWU3OCXXW23ISJF22TZTMZH

not attested not anchored not stored refs pending

Shaping the horizontal branch: The role of envelope mass in the evolution of stripped core-helium-burning stars

Alex Dur\'an-Reyes, Alexey Bobrick, Eduardo Arancibia-Rojas, Maja Vu\v{c}kovi\'c, M\'onica Zorotovic

arxiv:2606.12242 v1 · 2026-06-10 · 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{ZU7ZWU3OCXXW23ISJF22TZTMZH}

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	2026-06-11T01:10:56.331822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd3f9b536e15ef6d6d124975a9e66cc9c250bd449d2f5a11f8c5c820ea7389d8

Aliases

arxiv: 2606.12242 · arxiv_version: 2606.12242v1 · doi: 10.48550/arxiv.2606.12242 · pith_short_12: ZU7ZWU3OCXXW · pith_short_16: ZU7ZWU3OCXXW23IS · pith_short_8: ZU7ZWU3O

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/ZU7ZWU3OCXXW23ISJF22TZTMZH \
  | 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: cd3f9b536e15ef6d6d124975a9e66cc9c250bd449d2f5a11f8c5c820ea7389d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f38b423a2e790d1fef265adc94dc93139235daffb9b29aa9fc9c48028132269e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-10T15:45:05Z",
    "title_canon_sha256": "e3415d88c9db886e3ec94e33f6a4296ec34f81bc096ddf62b5fd81af19bc1140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.12242",
    "kind": "arxiv",
    "version": 1
  }
}