Pith Number

pith:UT6M7INL

pith:2012:UT6M7INL4AWE33DQ6DOFV3WD3M

not attested not anchored not stored refs pending

Speeding up the solution of the Bethe-Salpeter equation by a double-grid method and Wannier interpolation

Andrea Marini, Claudio Attaccalite, David Kammerlander, Miguel A. L. Marques, Silvana Botti

arxiv:1209.1509 v1 · 2012-09-07 · cond-mat.mtrl-sci · cond-mat.other

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UT6M7INL4AWE33DQ6DOFV3WD3M}

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	2026-05-18T03:45:41.261680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4fccfa1abe02c4dec70f0dc5aeec3db31016028cf7457f7f015d28edc471e7b

Aliases

arxiv: 1209.1509 · arxiv_version: 1209.1509v1 · doi: 10.48550/arxiv.1209.1509 · pith_short_12: UT6M7INL4AWE · pith_short_16: UT6M7INL4AWE33DQ · pith_short_8: UT6M7INL

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/UT6M7INL4AWE33DQ6DOFV3WD3M \
  | 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: a4fccfa1abe02c4dec70f0dc5aeec3db31016028cf7457f7f015d28edc471e7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f07c3439d3b9ab73272163599feb48a26b5172ccdc11a02a0b0b2a061095480f",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-09-07T12:01:14Z",
    "title_canon_sha256": "280b62cdc96253e827d5c3e1895de1a7b32526043dced7493b59c66b234ed44d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1509",
    "kind": "arxiv",
    "version": 1
  }
}