Pith Number

pith:2VJ7XFB3

pith:2020:2VJ7XFB3YLPYIA64WKH6UXLA6T

not attested not anchored not stored refs pending

Modelling the He I triplet absorption at 10830 Angstroms in the atmosphere of HD 209458 b

A. Quirrenbach, A. Reiners, A. S\'anchez-L\'opez, D. Montes, E. Nagel, E. Pall\'e, F. F. Bauer, F. J. Alonso-Floriano, I. Ribas, J. A. Caballero, J. Sanz-Forcada, K. Molaverdikhani, L. M. Lara, L. Nortmann, M. Lamp\'on, M. L\'opez-Puertas, M. Salz, P. J. Amado, S. Czesla

arxiv:2003.04872 v2 · 2020-03-10 · astro-ph.EP · 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{2VJ7XFB3YLPYIA64WKH6UXLA6T}

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	2026-07-05T00:53:47.461689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d553fb943bc2df8403dcb28fea5d60f4ca1ff9a8281a1c6a7356476e5e3c47f4

Aliases

arxiv: 2003.04872 · arxiv_version: 2003.04872v2 · doi: 10.48550/arxiv.2003.04872 · pith_short_12: 2VJ7XFB3YLPY · pith_short_16: 2VJ7XFB3YLPYIA64 · pith_short_8: 2VJ7XFB3

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/2VJ7XFB3YLPYIA64WKH6UXLA6T \
  | 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: d553fb943bc2df8403dcb28fea5d60f4ca1ff9a8281a1c6a7356476e5e3c47f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d409d03b4eab0e3982f6105021546bf60cd71a89e876f3691775017c1c1d89",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-03-10T17:37:16Z",
    "title_canon_sha256": "074fde75ae9b039fc8df0b35426222de6ffa419d4555998f0738ae99f532e9a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04872",
    "kind": "arxiv",
    "version": 2
  }
}