Pith Number

pith:VH3M6HKS

pith:2010:VH3M6HKSS23MQHHBWFGIR674EL

not attested not anchored not stored refs pending

The light elements in the light of 3D and non-LTE effects

Karin Lind, Martin Asplund

arxiv:1002.1993 v1 · 2010-02-09 · 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{VH3M6HKSS23MQHHBWFGIR674EL}

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	2026-05-18T02:09:10.481577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9f6cf1d5296b6c81ce1b14c88fbfc22e0f3cc87313988afec37d56c31e4d80c

Aliases

arxiv: 1002.1993 · arxiv_version: 1002.1993v1 · doi: 10.48550/arxiv.1002.1993 · pith_short_12: VH3M6HKSS23M · pith_short_16: VH3M6HKSS23MQHHB · pith_short_8: VH3M6HKS

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/VH3M6HKSS23MQHHBWFGIR674EL \
  | 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: a9f6cf1d5296b6c81ce1b14c88fbfc22e0f3cc87313988afec37d56c31e4d80c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4291a08b91e75f3655f16d1772b235ab1e03d3c18c8aa5a22018631bca7107b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-02-09T22:28:04Z",
    "title_canon_sha256": "b63416f7ce68b724fed4d3a1cea7634348f851b35657d694fd4d978e2ab24141"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1993",
    "kind": "arxiv",
    "version": 1
  }
}