Pith Number

pith:MX2REYKQ

pith:2009:MX2REYKQ4JDU5ODKYIT5KZR6SB

not attested not anchored not stored refs pending

Seismological constraints on the high-gravity DOV stars PG2131+066 and PG 1707+427

A. H. C\'orsico, E. Garc\'ia--Berro, L. G. Althaus, M. M. Miller Bertolami

arxiv:0903.3912 v1 · 2009-03-23 · 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{MX2REYKQ4JDU5ODKYIT5KZR6SB}

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	2026-05-18T01:09:24.308234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65f5126150e2474eb86ac227d5663e90457f6befca267f1aca9f41ef4f7cef91

Aliases

arxiv: 0903.3912 · arxiv_version: 0903.3912v1 · doi: 10.48550/arxiv.0903.3912 · pith_short_12: MX2REYKQ4JDU · pith_short_16: MX2REYKQ4JDU5ODK · pith_short_8: MX2REYKQ

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/MX2REYKQ4JDU5ODKYIT5KZR6SB \
  | 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: 65f5126150e2474eb86ac227d5663e90457f6befca267f1aca9f41ef4f7cef91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6d9c8cef4a61c5e80ecccc706a4cfb7c00dcfab5133a5155882837fbbca6235",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-23T17:25:15Z",
    "title_canon_sha256": "1f50dc841d9226b8540c0ef749d8769b3a58ddb6b8ca25947e597695ee11e51f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3912",
    "kind": "arxiv",
    "version": 1
  }
}