Pith Number

pith:MTEUAV25

pith:2019:MTEUAV25CSWNVI7MQUCLJAIW7Q

not attested not anchored not stored refs pending

Bethe-Salpeter equation for absorption and scattering spectroscopy: Implementation in the $\texttt{exciting}$ code

Benjamin Aurich, Caterina Cocchi, Christian Vorwerk, Claudia Draxl

arxiv:1904.05575 v1 · 2019-04-11 · 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{MTEUAV25CSWNVI7MQUCLJAIW7Q}

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	2026-05-17T23:48:49.072510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c940575d14acdaa3ec8504b48116fc338fceb6d9da9351d3c789fbe74a4667

Aliases

arxiv: 1904.05575 · arxiv_version: 1904.05575v1 · doi: 10.48550/arxiv.1904.05575 · pith_short_12: MTEUAV25CSWN · pith_short_16: MTEUAV25CSWNVI7M · pith_short_8: MTEUAV25

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/MTEUAV25CSWNVI7MQUCLJAIW7Q \
  | 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: 64c940575d14acdaa3ec8504b48116fc338fceb6d9da9351d3c789fbe74a4667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a1e47f9565dbd36e5d5f0509936e69d8f401c1b024047d6a05e9a81320ea83b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-04-11T08:36:49Z",
    "title_canon_sha256": "d836e5138fa15a98cbad7812ae60046f878c271f35c25a6f7b0867b74f2d662f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05575",
    "kind": "arxiv",
    "version": 1
  }
}