Pith Number

pith:7GWO65IR

pith:2008:7GWO65IRYBSUSNSUX5ZCWOZ73C

not attested not anchored not stored refs pending

Stellar ages from asteroseismology

Josefina Montalban, Yveline Lebreton

arxiv:0811.2908 v1 · 2008-11-18 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GWO65IRYBSUSNSUX5ZCWOZ73C}

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	2026-05-18T02:15:20.680938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9acef7511c065493654bf722b3b3fd88344ce315056c4e88710ed0a77d2a6ea

Aliases

arxiv: 0811.2908 · arxiv_version: 0811.2908v1 · doi: 10.48550/arxiv.0811.2908 · pith_short_12: 7GWO65IRYBSU · pith_short_16: 7GWO65IRYBSUSNSU · pith_short_8: 7GWO65IR

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/7GWO65IRYBSUSNSUX5ZCWOZ73C \
  | 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: f9acef7511c065493654bf722b3b3fd88344ce315056c4e88710ed0a77d2a6ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d9288b1427968c45281d502d2f7c64ce5a40a9a95ecc93d3f77f2ed448a1e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-18T14:02:52Z",
    "title_canon_sha256": "0e8c49179cd850838e2fbba7b42694ae36c40637641b599b9163838c8321892e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2908",
    "kind": "arxiv",
    "version": 1
  }
}