Pith Number

pith:VSY4TCMO

pith:2008:VSY4TCMOKD7JYRJFYPBU7OYIQE

not attested not anchored not stored refs pending

2D non-LTE radiative modelling of He I spectral lines formed in solar prominences

CNRS), F. Paletou (Laboratoire d'Astrophysique de Toulouse-Tarbes, L. Leger, Universite de Toulouse

arxiv:0811.4753 v1 · 2008-11-28 · 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{VSY4TCMOKD7JYRJFYPBU7OYIQE}

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	2026-05-18T02:15:12.641737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acb1c9898e50fe9c4525c3c34fbb08811c10436bd3ab458049fd4fc7d4d97271

Aliases

arxiv: 0811.4753 · arxiv_version: 0811.4753v1 · doi: 10.48550/arxiv.0811.4753 · pith_short_12: VSY4TCMOKD7J · pith_short_16: VSY4TCMOKD7JYRJF · pith_short_8: VSY4TCMO

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/VSY4TCMOKD7JYRJFYPBU7OYIQE \
  | 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: acb1c9898e50fe9c4525c3c34fbb08811c10436bd3ab458049fd4fc7d4d97271

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92e8d0d488a3c6b34e621847e23fe1fc8f404b3a9bed6ed9e3118100c658b2b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-28T17:12:42Z",
    "title_canon_sha256": "3efc5527f5c1c1036c04685be3621831c0766a0259eb5cd2451959d211fa0a11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.4753",
    "kind": "arxiv",
    "version": 1
  }
}