Pith Number

pith:BA4WCUH2

pith:2022:BA4WCUH2G7HLDKVCGRHZXPBDQG

not attested not anchored not stored refs pending

Modeling the electronic structure of organic materials: A solid-state physicist's perspective

Ana M. Valencia, Caterina Cocchi, Jannis Krumland, Michele Guerrini, Ngoc Trung Nguyen

arxiv:2208.09168 v2 · 2022-08-19 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BA4WCUH2G7HLDKVCGRHZXPBDQG}

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	2026-07-05T05:41:25.364287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08396150fa37ceb1aaa2344f9bbc2381be0cfa49edac2e7df6ffd4dc9a8cb4d3

Aliases

arxiv: 2208.09168 · arxiv_version: 2208.09168v2 · doi: 10.48550/arxiv.2208.09168 · pith_short_12: BA4WCUH2G7HL · pith_short_16: BA4WCUH2G7HLDKVC · pith_short_8: BA4WCUH2

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/BA4WCUH2G7HLDKVCGRHZXPBDQG \
  | 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: 08396150fa37ceb1aaa2344f9bbc2381be0cfa49edac2e7df6ffd4dc9a8cb4d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88d4f64995778f43c0657b0bc859ae0c8df4d640cb7a339fb87c7f6036ef2f58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2022-08-19T06:27:55Z",
    "title_canon_sha256": "a4edc0f7cb552cd4673e6604e786bb37f4510c69bbd06e9637ab0bf132df2ee9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09168",
    "kind": "arxiv",
    "version": 2
  }
}