Pith Number

pith:3ZU5M44Q

pith:2021:3ZU5M44QVBWDOPMFR36DYUW2LU

not attested not anchored not stored refs pending

Excitonic Effects in Absorption Spectra of Carbon Dioxide Reduction Photocatalysts

Arunima K. Singh, Tathagata Biswas

arxiv:2103.08384 v1 · 2021-03-15 · cond-mat.mtrl-sci · 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{3ZU5M44QVBWDOPMFR36DYUW2LU}

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	2026-07-05T02:23:00.297640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de69d67390a86c373d858efc3c52da5d2d29aaa293ed07921c91cb4a4610cb6a

Aliases

arxiv: 2103.08384 · arxiv_version: 2103.08384v1 · doi: 10.48550/arxiv.2103.08384 · pith_short_12: 3ZU5M44QVBWD · pith_short_16: 3ZU5M44QVBWDOPMF · pith_short_8: 3ZU5M44Q

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/3ZU5M44QVBWDOPMFR36DYUW2LU \
  | 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: de69d67390a86c373d858efc3c52da5d2d29aaa293ed07921c91cb4a4610cb6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c6c3cd1f6a14f682b732858686b2f15096922bfb6935e103659cba4ae31d8c6",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-03-15T13:47:56Z",
    "title_canon_sha256": "988c7eba38143a7a48d8a033ff617919e63d2bd3cceb8671c6c5205d5db33879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.08384",
    "kind": "arxiv",
    "version": 1
  }
}