Pith Number

pith:JYPDASFQ

pith:2011:JYPDASFQKNKGQYN77IFQQD7UDA

not attested not anchored not stored refs pending

Asteroseismology of old open clusters with Kepler: direct estimate of the integrated RGB mass loss in NGC6791 and NGC6819

A. Bonanno, A. Bressan, A. Miglio, A. M. Serenelli, A. Noels, B. Mosser, C. K. Middour, D. Stello, F. D'Antona, F. Grundahl, H. Kjeldsen, J. Li, J. Montalban, K. Brogaard, M. Pinsonneault, P. Ventura, R. Szabo, S. Basu, S. Hekker, S. McCauliff, T. Kallinger, V. Silva-Aguirre, W. J. Chaplin, Y. Elsworth

arxiv:1109.4376 v1 · 2011-09-20 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JYPDASFQKNKGQYN77IFQQD7UDA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:00:27.663934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e1e3048b053546861bffa0b080ff4180cede9f5c0f628fe70bd6075e06c1920

Aliases

arxiv: 1109.4376 · arxiv_version: 1109.4376v1 · doi: 10.48550/arxiv.1109.4376 · pith_short_12: JYPDASFQKNKG · pith_short_16: JYPDASFQKNKGQYN7 · pith_short_8: JYPDASFQ

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/JYPDASFQKNKGQYN77IFQQD7UDA \
  | 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: 4e1e3048b053546861bffa0b080ff4180cede9f5c0f628fe70bd6075e06c1920

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dd1602cd3b2356ed109d38c6a33fec2d76a9acf5c1f5f51b2e155ba2cc195e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-20T17:37:46Z",
    "title_canon_sha256": "55d074ba8bb466ec5bcf0be5f2d98783b1ed69ccb755bdbc82389011acef9798"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4376",
    "kind": "arxiv",
    "version": 1
  }
}