Pith Number

pith:EPEM3JX4

pith:2018:EPEM3JX4BTBPQU65QFUZ4AFXO2

not attested not anchored not stored refs pending

Anharmonic vibrational spectroscopy of Polycyclic Aromatic Hydrocarbons (PAHs)

Christine Joblin, Cyril Falvo, Giacomo Mulas, Patrick Cassam-Chena\"i

arxiv:1809.05669 v1 · 2018-09-15 · physics.chem-ph · astro-ph.GA · physics.comp-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{EPEM3JX4BTBPQU65QFUZ4AFXO2}

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	2026-05-18T00:03:01.455417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23c8cda6fc0cc2f853dd81699e00b776abac9f4035433505a98f73fd424c5f51

Aliases

arxiv: 1809.05669 · arxiv_version: 1809.05669v1 · doi: 10.48550/arxiv.1809.05669 · pith_short_12: EPEM3JX4BTBP · pith_short_16: EPEM3JX4BTBPQU65 · pith_short_8: EPEM3JX4

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/EPEM3JX4BTBPQU65QFUZ4AFXO2 \
  | 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: 23c8cda6fc0cc2f853dd81699e00b776abac9f4035433505a98f73fd424c5f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dff3b42c5d5890f6118a86bdcb42de9cfca68e6530939fedc88655ed04a79246",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-09-15T08:18:30Z",
    "title_canon_sha256": "0ae66b0a783d5592b2cefe4d9d431e45e4aa5094c05e4e257c820fad8811675c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05669",
    "kind": "arxiv",
    "version": 1
  }
}