Pith Number

pith:RYCUTQDL

pith:2015:RYCUTQDLV5SYODHBEC3236MMKF

not attested not anchored not stored refs pending

A Simple Hubbard Model for the Excited States of $\pi$ Conjugated -acene Molecules

J.E. Sipe, Z.S. Sadeq

arxiv:1511.09396 v3 · 2015-11-26 · physics.chem-ph · quant-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{RYCUTQDLV5SYODHBEC3236MMKF}

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	2026-05-18T01:00:12.645390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e0549c06baf65870ce120b7adf98c517e76609383d4310ac1746e25e274b371

Aliases

arxiv: 1511.09396 · arxiv_version: 1511.09396v3 · doi: 10.48550/arxiv.1511.09396 · pith_short_12: RYCUTQDLV5SY · pith_short_16: RYCUTQDLV5SYODHB · pith_short_8: RYCUTQDL

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/RYCUTQDLV5SYODHBEC3236MMKF \
  | 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: 8e0549c06baf65870ce120b7adf98c517e76609383d4310ac1746e25e274b371

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7baef0cbd9ea4a7e7ed3b5f1f9ef4b1f5106000fc2856bf826ccfaa4839837e4",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2015-11-26T18:22:01Z",
    "title_canon_sha256": "838787ba1713dcbd76287d38467ec76ff52778a888457cb7958166cf8b72f06f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09396",
    "kind": "arxiv",
    "version": 3
  }
}