Pith Number

pith:XXXBNDX7

pith:1999:XXXBNDX73E3CC3BE2BOECR6R4X

not attested not anchored not stored refs pending

Non-linear response of a Kondo system: Perturbation approach to the time dependent Anderson impurity model

Yehuda Goldin, Yshai Avishai

arxiv:cond-mat/9912070 v1 · 1999-12-05 · cond-mat.str-el · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXXBNDX73E3CC3BE2BOECR6R4X}

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	2026-05-18T01:07:03.928446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdee168effd936216c24d05c4147d1e5ff48d8758334a00ba93a38135af323f5

Aliases

arxiv: cond-mat/9912070 · arxiv_version: cond-mat/9912070v1 · doi: 10.48550/arxiv.cond-mat/9912070 · pith_short_12: XXXBNDX73E3C · pith_short_16: XXXBNDX73E3CC3BE · pith_short_8: XXXBNDX7

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/XXXBNDX73E3CC3BE2BOECR6R4X \
  | 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: bdee168effd936216c24d05c4147d1e5ff48d8758334a00ba93a38135af323f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c0b4da140c8044368db95693848ac791445ba90d9cfe33f1806b361995bf733",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "1999-12-05T15:20:42Z",
    "title_canon_sha256": "a7ac3aeba44824166637a79a17c00eac69b5d190e3db22627895dda69598e7be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9912070",
    "kind": "arxiv",
    "version": 1
  }
}