Pith Number

pith:72UMDEMD

pith:2015:72UMDEMDXPBTOOZXNZIARCKZOC

not attested not anchored not stored refs pending

A replacement of the Lorentz law for the shape of the spectral lines in the infrared region

Alberto Maiocchi, Andrea Carati

arxiv:1511.05426 v1 · 2015-11-17 · physics.optics · 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{72UMDEMDXPBTOOZXNZIARCKZOC}

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	2026-05-18T01:11:50.166300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fea8c19183bbc3373b376e50088959708542f060920d83981aaf35418389ec80

Aliases

arxiv: 1511.05426 · arxiv_version: 1511.05426v1 · doi: 10.48550/arxiv.1511.05426 · pith_short_12: 72UMDEMDXPBT · pith_short_16: 72UMDEMDXPBTOOZX · pith_short_8: 72UMDEMD

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/72UMDEMDXPBTOOZXNZIARCKZOC \
  | 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: fea8c19183bbc3373b376e50088959708542f060920d83981aaf35418389ec80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f170ff3bdae39b713192ad353b1a362dfba3d43f1223b1805c72349ebadedb3",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-11-17T14:53:50Z",
    "title_canon_sha256": "44c2f467f04a6435903688b151f144973026011111f00948ab88111c0833048a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05426",
    "kind": "arxiv",
    "version": 1
  }
}