Pith Number

pith:JBGZ7PXY

pith:2005:JBGZ7PXYMVF7BK5JI3I6ZQGQLG

not attested not anchored not stored refs pending

Formation of molecular hydrogen on analogues of interstellar dust grains: experiments and modelling

Gianfranco Vidali, Giulio Manico, Hagai B. Perets, Joe Roser, Ofer Biham, Valerio Pirronello

arxiv:astro-ph/0504543 v1 · 2005-04-25 · 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{JBGZ7PXYMVF7BK5JI3I6ZQGQLG}

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	2026-05-18T02:40:25.680072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

484d9fbef8654bf0aba946d1ecc0d0598fd34eb493a7dccd5bfe6e31d387bf43

Aliases

arxiv: astro-ph/0504543 · arxiv_version: astro-ph/0504543v1 · doi: 10.48550/arxiv.astro-ph/0504543 · pith_short_12: JBGZ7PXYMVF7 · pith_short_16: JBGZ7PXYMVF7BK5J · pith_short_8: JBGZ7PXY

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/JBGZ7PXYMVF7BK5JI3I6ZQGQLG \
  | 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: 484d9fbef8654bf0aba946d1ecc0d0598fd34eb493a7dccd5bfe6e31d387bf43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cfc2da072ee49d86cf0351f72abb238034023e2a56fe2666f433d8b8bd87dce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-25T15:26:44Z",
    "title_canon_sha256": "99bcf86b235470548660862c992c1bfc83609e8bd4ff3f922b3b7cd6ef56075d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504543",
    "kind": "arxiv",
    "version": 1
  }
}