Pith Number

pith:ZMHAZVHZ

pith:2010:ZMHAZVHZXWRYV7TN4N3HBTYIGU

not attested not anchored not stored refs pending

Cu I resonance lines in turn-off stars of NGC 6752 and NGC 6397. Effects of granulation from CO5BOLD models

Elisabetta Caffau (GEPI, GEPI, Hans-G\"unter Ludwig (CIFIST, OAT), Piercarlo Bonifacio (CIFIST, ZAU)

arxiv:1009.1848 v2 · 2010-09-09 · 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{ZMHAZVHZXWRYV7TN4N3HBTYIGU}

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	2026-05-18T02:05:32.517210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb0e0cd4f9bda38afe6de37670cf08352cf9cf65c14c4d1f9f9be3dfb4d90b97

Aliases

arxiv: 1009.1848 · arxiv_version: 1009.1848v2 · doi: 10.48550/arxiv.1009.1848 · pith_short_12: ZMHAZVHZXWRY · pith_short_16: ZMHAZVHZXWRYV7TN · pith_short_8: ZMHAZVHZ

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/ZMHAZVHZXWRYV7TN4N3HBTYIGU \
  | 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: cb0e0cd4f9bda38afe6de37670cf08352cf9cf65c14c4d1f9f9be3dfb4d90b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cceb4fdf245dacce6082ff7441148b8f5490c05b3384e1d9032faf216901fb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-09T18:37:23Z",
    "title_canon_sha256": "08ef71aec846fc7a41338112b0a6c5ff394e824f0b888116366324dc13e5ef58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1848",
    "kind": "arxiv",
    "version": 2
  }
}