Pith Number

pith:KDSXJ3O4

pith:2015:KDSXJ3O45JFAEOCH43I3S4F6LO

not attested not anchored not stored refs pending

Area Law for Gapless States from Local Entanglement Thermodynamics

Brian Swingle, John McGreevy

arxiv:1505.07106 v1 · 2015-05-26 · cond-mat.str-el · hep-th · 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{KDSXJ3O45JFAEOCH43I3S4F6LO}

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	2026-05-18T01:14:45.362443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e574eddcea4a023847e6d1b970be5bbd1518dde206349f91a8ae60800e27e9

Aliases

arxiv: 1505.07106 · arxiv_version: 1505.07106v1 · doi: 10.48550/arxiv.1505.07106 · pith_short_12: KDSXJ3O45JFA · pith_short_16: KDSXJ3O45JFAEOCH · pith_short_8: KDSXJ3O4

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/KDSXJ3O45JFAEOCH43I3S4F6LO \
  | 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: 50e574eddcea4a023847e6d1b970be5bbd1518dde206349f91a8ae60800e27e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec74633c3899170ccd044fa2755d9f80fe89b87c3419c83872f6d14495fe7e5",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-05-26T20:00:21Z",
    "title_canon_sha256": "a71a8033f8f0c5987b458aa5aaa7732c48ce74a665cf53e3e5dd3012e8f6e426"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07106",
    "kind": "arxiv",
    "version": 1
  }
}