Pith Number

pith:H777VBRR

pith:2022:H777VBRR2OO5NK3OZDSEQGSXLP

not attested not anchored not stored refs pending

Density Functional Theory for Electronic Excited States

John M. Herbert

arxiv:2204.10135 v1 · 2022-04-21 · 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{H777VBRR2OO5NK3OZDSEQGSXLP}

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	2026-07-05T06:05:26.793965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ffffa8631d39dd6ab6ec8e4481a575bed54844c241c671354070393f8f4acf3

Aliases

arxiv: 2204.10135 · arxiv_version: 2204.10135v1 · doi: 10.48550/arxiv.2204.10135 · pith_short_12: H777VBRR2OO5 · pith_short_16: H777VBRR2OO5NK3O · pith_short_8: H777VBRR

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/H777VBRR2OO5NK3OZDSEQGSXLP \
  | 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: 3ffffa8631d39dd6ab6ec8e4481a575bed54844c241c671354070393f8f4acf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f27d670c3355b317fdf16b4b8da6d932d0a162e0ad1c197dbc37fc95b4922d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2022-04-21T14:39:18Z",
    "title_canon_sha256": "5cc56217d8434f191503bd1fb693184d3a0ba00fae6e09c4aa653df3e81a12af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.10135",
    "kind": "arxiv",
    "version": 1
  }
}