Pith Number

pith:IQGXKCIZ

pith:2018:IQGXKCIZTKWPM7GZYYCRZDKLKY

not attested not anchored not stored refs pending

Knockout driven fragmentation of porphyrins

Giovanna D'Angelo, Henning T. Schmidt, Henning Zettergren, Henrik Cederquist, Linda Giacomozzi, Michael Gatchell, Michael Wolf, Nathalie de Ruette

arxiv:1804.02750 v1 · 2018-04-08 · physics.chem-ph · physics.atm-clus · physics.bio-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{IQGXKCIZTKWPM7GZYYCRZDKLKY}

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	2026-05-18T00:18:58.501031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440d7509199aacf67cd9c6051c8d4b561eb00c2c7e6f9ddb7f6313493049e55c

Aliases

arxiv: 1804.02750 · arxiv_version: 1804.02750v1 · doi: 10.48550/arxiv.1804.02750 · pith_short_12: IQGXKCIZTKWP · pith_short_16: IQGXKCIZTKWPM7GZ · pith_short_8: IQGXKCIZ

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/IQGXKCIZTKWPM7GZYYCRZDKLKY \
  | 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: 440d7509199aacf67cd9c6051c8d4b561eb00c2c7e6f9ddb7f6313493049e55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3baca0f58eb1ce024ab52c91ad0814773d6ae23343640406d8b0b1cba44e97e1",
    "cross_cats_sorted": [
      "physics.atm-clus",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-04-08T20:10:43Z",
    "title_canon_sha256": "4a531ebf8a9d4f84c015c368023b5cd82ce0cf9478c868f0d37ce8d9a375b0bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02750",
    "kind": "arxiv",
    "version": 1
  }
}