Pith Number

pith:5UQPFXBM

pith:2018:5UQPFXBMX7CUU6LTXLO7UIP3HJ

not attested not anchored not stored refs pending

Excited States of Methylene, Polyenes, and Ozone from Heat-Bath Configuration Interaction

Adam A. Holmes, Alan D. Chien, Cyrus J. Umrigar, Matthew Otten, Paul M. Zimmerman, Sandeep Sharma

arxiv:1803.05941 v1 · 2018-03-15 · physics.chem-ph · 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{5UQPFXBMX7CUU6LTXLO7UIP3HJ}

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	2026-05-18T00:20:51.342581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed20f2dc2cbfc54a7973baddfa21fb3a5762ac847c6e5bb0d58e3d4210da93bd

Aliases

arxiv: 1803.05941 · arxiv_version: 1803.05941v1 · doi: 10.48550/arxiv.1803.05941 · pith_short_12: 5UQPFXBMX7CU · pith_short_16: 5UQPFXBMX7CUU6LT · pith_short_8: 5UQPFXBM

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/5UQPFXBMX7CUU6LTXLO7UIP3HJ \
  | 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: ed20f2dc2cbfc54a7973baddfa21fb3a5762ac847c6e5bb0d58e3d4210da93bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be92e3212c912107db3d785504e71789995df756abb314ffb082a4f854fefd89",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-03-15T18:39:13Z",
    "title_canon_sha256": "88b54cbcbc6ebf86d18175ab7d9a5aae0a2183cac7b59f4352c44bbed981d5d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05941",
    "kind": "arxiv",
    "version": 1
  }
}