Pith Number

pith:DMLKDDX2

pith:2019:DMLKDDX25LXS2F4NABOJXHECGW

not attested not anchored not stored refs pending

Quantum plasmons and intraband excitons in doped nanoparticles: Failure of the Tamm-Dancoff approximation and importance of electron-hole attraction

Bryan T. G. Lau, Timothy C. Berkelbach

arxiv:1907.11289 v1 · 2019-07-25 · cond-mat.mes-hall · 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{DMLKDDX25LXS2F4NABOJXHECGW}

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	2026-05-17T23:39:29.620928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b16a18efaeaef2d178d005c9b9c82358c3f758a2db1e823da9869c3a1e1b967

Aliases

arxiv: 1907.11289 · arxiv_version: 1907.11289v1 · doi: 10.48550/arxiv.1907.11289 · pith_short_12: DMLKDDX25LXS · pith_short_16: DMLKDDX25LXS2F4N · pith_short_8: DMLKDDX2

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/DMLKDDX25LXS2F4NABOJXHECGW \
  | 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: 1b16a18efaeaef2d178d005c9b9c82358c3f758a2db1e823da9869c3a1e1b967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "214e2f8224da2942fccde21482bbaf046fb41c198acf5631d74f83e9e02abb2c",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-07-25T19:41:37Z",
    "title_canon_sha256": "0604333a1c562641a5f5e4f9abe1bfd8b0d007cd4ccfa09db1ece98b2c7e77c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11289",
    "kind": "arxiv",
    "version": 1
  }
}