Pith Number

pith:3WAV5Q6Q

pith:2012:3WAV5Q6Q3OPJIJ7TMLQALNYC4F

not attested not anchored not stored refs pending

The Physics of Kondo Impurities in Graphene

Lars Fritz, Matthias Vojta

arxiv:1208.3113 v2 · 2012-08-15 · cond-mat.str-el · cond-mat.mes-hall · 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{3WAV5Q6Q3OPJIJ7TMLQALNYC4F}

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	2026-05-18T03:33:37.614300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd815ec3d0db9e9427f362e005b702e150b34cfd5be0334d5839e512f00fddcf

Aliases

arxiv: 1208.3113 · arxiv_version: 1208.3113v2 · doi: 10.48550/arxiv.1208.3113 · pith_short_12: 3WAV5Q6Q3OPJ · pith_short_16: 3WAV5Q6Q3OPJIJ7T · pith_short_8: 3WAV5Q6Q

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/3WAV5Q6Q3OPJIJ7TMLQALNYC4F \
  | 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: dd815ec3d0db9e9427f362e005b702e150b34cfd5be0334d5839e512f00fddcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "447f776b48dff42d7a24dcddf50cd2e8935fe1963fb4871e253286fdc1310029",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-08-15T13:34:21Z",
    "title_canon_sha256": "645737261a5f2cf8d424bb5e2b8db914f9191ff4069bc52981d6ad3bc8373bc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3113",
    "kind": "arxiv",
    "version": 2
  }
}