Pith Number

pith:QLJREWQ7

pith:2018:QLJREWQ7V7CMJR2DRTVG3FVGXR

not attested not anchored not stored refs pending

Time-Dependent Density Matrix Renormalization Group Algorithms for Nearly Exact Absorption and Fluorescence Spectra of Molecular Aggregates at Both Zero and Finite Temperature

Garnet Kin-Lic Chan, Jiajun Ren, Zhigang Shuai

arxiv:1806.07443 v2 · 2018-06-19 · 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{QLJREWQ7V7CMJR2DRTVG3FVGXR}

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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	2026-05-17T23:39:27.420503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d3125a1fafc4c4c7438cea6d96a6bc5ba2b7f501e537d91e3dc7703109d48b

Aliases

arxiv: 1806.07443 · arxiv_version: 1806.07443v2 · doi: 10.48550/arxiv.1806.07443 · pith_short_12: QLJREWQ7V7CM · pith_short_16: QLJREWQ7V7CMJR2D · pith_short_8: QLJREWQ7

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/QLJREWQ7V7CMJR2DRTVG3FVGXR \
  | 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: 82d3125a1fafc4c4c7438cea6d96a6bc5ba2b7f501e537d91e3dc7703109d48b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "483b5445a364950ba66bdad73e44bb30a9bf340ec00c55af7a8758e45700d335",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-06-19T19:45:13Z",
    "title_canon_sha256": "65dca9c40cebbdc2940f40fcb375c63830a8973d5747c695cdb2bb1a7f635e32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07443",
    "kind": "arxiv",
    "version": 2
  }
}