Pith Number

pith:JWSV2HRI

pith:2012:JWSV2HRI3U3VQAG3DWTDVZ57SP

not attested not anchored not stored refs pending

Hydrogenation of PAH cations: a first step towards H2 formation

G. Reitsma, L. Boschman, M. Spaans, O. Gonzalez-Magana, R. Hoekstra, S. Cazaux, T. Schlathoelter

arxiv:1211.4984 v1 · 2012-11-21 · astro-ph.GA · physics.chem-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{JWSV2HRI3U3VQAG3DWTDVZ57SP}

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	2026-05-18T01:53:02.045780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4da55d1e28dd375800db1da63ae7bf93ce659cb3b1df5cccbe194ff5a91185f9

Aliases

arxiv: 1211.4984 · arxiv_version: 1211.4984v1 · doi: 10.48550/arxiv.1211.4984 · pith_short_12: JWSV2HRI3U3V · pith_short_16: JWSV2HRI3U3VQAG3 · pith_short_8: JWSV2HRI

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/JWSV2HRI3U3VQAG3DWTDVZ57SP \
  | 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: 4da55d1e28dd375800db1da63ae7bf93ce659cb3b1df5cccbe194ff5a91185f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d19f60c3f34e4bae778f5ad25f713d68a3e6cfcd16b032515f0dff9610d2b528",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-21T10:28:59Z",
    "title_canon_sha256": "0381592d14d6c983fb1b4b9845b79e76f07acfdad199371024c489e7b91124d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4984",
    "kind": "arxiv",
    "version": 1
  }
}