Pith Number

pith:LAZHEJKK

pith:2011:LAZHEJKKXTB2OEVVWJ5TKCRQRI

not attested not anchored not stored refs pending

The chemical composition of the Orion star-forming region. III. C, N, Ne, Mg and Fe abundances in B-type stars revisited

(2) IAC, 3) ((1) MPI for Astrophysics, (3) Universidad de La Laguna, Germany, Maria-Fernanda Nieva (1), Sergio Simon-Diaz (2, Spain, Spain)

arxiv:1104.3154 v1 · 2011-04-15 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LAZHEJKKXTB2OEVVWJ5TKCRQRI}

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	2026-05-18T02:02:27.863864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

583272254abcc3a712b5b27b350a308a37ce7f947c2a5284a74b884a1e8bbe8b

Aliases

arxiv: 1104.3154 · arxiv_version: 1104.3154v1 · doi: 10.48550/arxiv.1104.3154 · pith_short_12: LAZHEJKKXTB2 · pith_short_16: LAZHEJKKXTB2OEVV · pith_short_8: LAZHEJKK

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/LAZHEJKKXTB2OEVVWJ5TKCRQRI \
  | 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: 583272254abcc3a712b5b27b350a308a37ce7f947c2a5284a74b884a1e8bbe8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17ca7fc1ca646121caad7a2bacf372064fc1766fd335c7607868e58c45d63df0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-04-15T20:36:22Z",
    "title_canon_sha256": "d371284d16516667b98df2cf2a8e392ef124949b85c8f51d57073ae49022e9a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3154",
    "kind": "arxiv",
    "version": 1
  }
}