Pith Number

pith:MTDHM6H7

pith:2013:MTDHM6H7A6A2564VC2NQ5CE5CP

not attested not anchored not stored refs pending

Realization of the Hofstadter Hamiltonian with ultracold atoms in optical lattices

B. Paredes, I. Bloch, J. T. Barreiro, M. Aidelsburger, M. Atala, M. Lohse

arxiv:1308.0321 v2 · 2013-08-01 · cond-mat.quant-gas · cond-mat.str-el · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTDHM6H7A6A2564VC2NQ5CE5CP}

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	2026-05-18T03:07:22.976118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c67678ff0781aefb95169b0e889d13e5348d0200324d4ca8922cfdd3753c79

Aliases

arxiv: 1308.0321 · arxiv_version: 1308.0321v2 · doi: 10.48550/arxiv.1308.0321 · pith_short_12: MTDHM6H7A6A2 · pith_short_16: MTDHM6H7A6A2564V · pith_short_8: MTDHM6H7

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/MTDHM6H7A6A2564VC2NQ5CE5CP \
  | 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: 64c67678ff0781aefb95169b0e889d13e5348d0200324d4ca8922cfdd3753c79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef8cdc74fd3c2e28a4a9f8a2ce8b3db9bcb2902745e352fb32fd618391ece186",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2013-08-01T19:53:35Z",
    "title_canon_sha256": "8ea9f24717ce7dac45c48031380ce322cd591e1ae545c83c9590d03e6010981a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0321",
    "kind": "arxiv",
    "version": 2
  }
}