Pith Number

pith:NYVT6W5X

pith:2014:NYVT6W5XKBR7SGYQREIDR2BFGA

not attested not anchored not stored refs pending

Hidden physics in the dual-fermion approach - a special case of a non-local expansion scheme

Gang Li

arxiv:1410.6861 v2 · 2014-10-25 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYVT6W5XKBR7SGYQREIDR2BFGA}

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	2026-05-18T02:17:11.795642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e2b3f5bb75063f91b10891038e825300aff307c7e13ef7240ba5ddde8d2feee

Aliases

arxiv: 1410.6861 · arxiv_version: 1410.6861v2 · doi: 10.48550/arxiv.1410.6861 · pith_short_12: NYVT6W5XKBR7 · pith_short_16: NYVT6W5XKBR7SGYQ · pith_short_8: NYVT6W5X

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/NYVT6W5XKBR7SGYQREIDR2BFGA \
  | 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: 6e2b3f5bb75063f91b10891038e825300aff307c7e13ef7240ba5ddde8d2feee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23a6144b7e49707e2c1e892c5e008de885ec7b0a1f0d8f062f6bd2b6f3270110",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2014-10-25T00:48:33Z",
    "title_canon_sha256": "f7d623cbae00396f5f4fcbf68a72a99ce72d191ac6852487e799ec020e65bdc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6861",
    "kind": "arxiv",
    "version": 2
  }
}