Pith Number

pith:YSFNQGAC

pith:2015:YSFNQGACNPZMBJUSWL5AG6QTOM

not attested not anchored not stored refs pending

An optical spectrum of a large isolated gas-phase PAH cation: C78H26+

Anthony Bonnamy, Christine Joblin, Giacomo Mulas, Junfeng Zhen

arxiv:1512.00940 v1 · 2015-12-03 · astro-ph.IM · physics.atm-clus

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSFNQGACNPZMBJUSWL5AG6QTOM}

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	2026-05-18T01:25:23.782072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c48ad818026bf2c0a692b2fa037a13730a1eadb244e18b2bd0e3b77483ff4a1d

Aliases

arxiv: 1512.00940 · arxiv_version: 1512.00940v1 · doi: 10.48550/arxiv.1512.00940 · pith_short_12: YSFNQGACNPZM · pith_short_16: YSFNQGACNPZMBJUS · pith_short_8: YSFNQGAC

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/YSFNQGACNPZMBJUSWL5AG6QTOM \
  | 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: c48ad818026bf2c0a692b2fa037a13730a1eadb244e18b2bd0e3b77483ff4a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6654135d8af4aaf363aa0a9676459575cdf3676d204b1c35d0996370b330584",
    "cross_cats_sorted": [
      "physics.atm-clus"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-12-03T04:23:44Z",
    "title_canon_sha256": "e90f46b34fd60e938a966a8a5d12ef5023a18bde8fae0fd5d4c24f235ead81d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00940",
    "kind": "arxiv",
    "version": 1
  }
}