Pith Number

pith:L5E7LY6O

pith:2019:L5E7LY6O4ESN6XWBL4J3HA7LWR

not attested not anchored not stored refs pending

Triatomic butterfly molecules

Christian Fey, Frederic Hummel, Matthew T. Eiles, Peter Schmelcher

arxiv:1909.02141 v1 · 2019-09-04 · physics.atom-ph · 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{L5E7LY6O4ESN6XWBL4J3HA7LWR}

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	2026-07-05T00:56:31.000874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f49f5e3cee124df5ec15f13b383ebb46746750b80ff48d69bb45431b54b78b1

Aliases

arxiv: 1909.02141 · arxiv_version: 1909.02141v1 · doi: 10.48550/arxiv.1909.02141 · pith_short_12: L5E7LY6O4ESN · pith_short_16: L5E7LY6O4ESN6XWB · pith_short_8: L5E7LY6O

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/L5E7LY6O4ESN6XWBL4J3HA7LWR \
  | 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: 5f49f5e3cee124df5ec15f13b383ebb46746750b80ff48d69bb45431b54b78b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9443d7f0fa73f6879e51a5aeddf46887e3fbc0e5ea9be454a80e049772d29c4",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-09-04T22:36:22Z",
    "title_canon_sha256": "594cf5709a06b1a64d9dd0a8c2ad5378457c00591f71e9e33c3099ff32ac8a02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02141",
    "kind": "arxiv",
    "version": 1
  }
}