Pith Number

pith:PZ7ODDVZ

pith:2009:PZ7ODDVZ4ZAMXYQ3ARYUED4JV2

not attested not anchored not stored refs pending

Boundary quantum critical phenomena with entanglement renormalization

G. Evenbly, G. Vidal, I. P. McCulloch, L. Tagliacozzo, R. N. C. Pfeifer, S. Iblisdir, V. Pico

arxiv:0912.1642 v2 · 2009-12-09 · 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{PZ7ODDVZ4ZAMXYQ3ARYUED4JV2}

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	2026-05-18T04:37:33.318356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e7ee18eb9e640cbe21b0471420f89ae9449403b3f57699b6c9a1bd1c06cf99d

Aliases

arxiv: 0912.1642 · arxiv_version: 0912.1642v2 · doi: 10.48550/arxiv.0912.1642 · pith_short_12: PZ7ODDVZ4ZAM · pith_short_16: PZ7ODDVZ4ZAMXYQ3 · pith_short_8: PZ7ODDVZ

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/PZ7ODDVZ4ZAMXYQ3ARYUED4JV2 \
  | 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: 7e7ee18eb9e640cbe21b0471420f89ae9449403b3f57699b6c9a1bd1c06cf99d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e4d3c3ecdbe2091f57f756769475c36180157104709726ba458e11dad4de0d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-12-09T07:04:54Z",
    "title_canon_sha256": "d5c551785e529dc90654c52610e3c11c760b3ac966275032089e3944ceb916cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1642",
    "kind": "arxiv",
    "version": 2
  }
}