Pith Number

pith:JFKRWRN3

pith:2018:JFKRWRN3IB6NMEIXFTE7GQ73QI

not attested not anchored not stored refs pending

SIMPLE code: optical properties with optimal basis functions

Gianluca Prandini, Mario Galante, Nicola Marzari, Paolo Umari

arxiv:1901.03175 v2 · 2018-12-21 · physics.comp-ph · 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{JFKRWRN3IB6NMEIXFTE7GQ73QI}

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	2026-05-17T23:43:16.945140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49551b45bb407cd611172cc9f343fb821f4d5cc30b8c7503bdbd33eeaf667f0a

Aliases

arxiv: 1901.03175 · arxiv_version: 1901.03175v2 · doi: 10.48550/arxiv.1901.03175 · pith_short_12: JFKRWRN3IB6N · pith_short_16: JFKRWRN3IB6NMEIX · pith_short_8: JFKRWRN3

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/JFKRWRN3IB6NMEIXFTE7GQ73QI \
  | 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: 49551b45bb407cd611172cc9f343fb821f4d5cc30b8c7503bdbd33eeaf667f0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "144d91c76c53d8aaafa92c5160d54af145cd8d12f7e064d1f81266ba4e353777",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-12-21T16:26:36Z",
    "title_canon_sha256": "ed71590c83c9386acd0f1ac2c30db087458f503966112d680aff4ca550ba8edd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03175",
    "kind": "arxiv",
    "version": 2
  }
}