Pith Number

pith:HJQW7DD3

pith:2019:HJQW7DD3VDQUS2L2SZHCKVMQYO

not attested not anchored not stored refs pending

Isolated zeros destroy Fermi surface in holographic models with a lattice

Alexander Krikun, Aurelio Romero-Berm\'udez, Floris Balm, Jan Zaanen, Koenraad Schalm

arxiv:1909.09394 v2 · 2019-09-20 · hep-th · 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{HJQW7DD3VDQUS2L2SZHCKVMQYO}

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	2026-07-05T00:41:38.944791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a616f8c7ba8e149697a964e255590c382cc118c65c9b46704e9919b56c42625

Aliases

arxiv: 1909.09394 · arxiv_version: 1909.09394v2 · doi: 10.48550/arxiv.1909.09394 · pith_short_12: HJQW7DD3VDQU · pith_short_16: HJQW7DD3VDQUS2L2 · pith_short_8: HJQW7DD3

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/HJQW7DD3VDQUS2L2SZHCKVMQYO \
  | 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: 3a616f8c7ba8e149697a964e255590c382cc118c65c9b46704e9919b56c42625

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3f477d923230702fc713d4e9cae0fc8cae96b26751eb55fbceaf9d27406111a",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-09-20T09:50:40Z",
    "title_canon_sha256": "1b8d6266a6aaf5985d7ccc51acbb624ed3fcb1383b11ea956727a0b836804474"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.09394",
    "kind": "arxiv",
    "version": 2
  }
}