Pith Number

pith:7RXWKHFK

pith:2009:7RXWKHFKUGTRFUJ4Y26NMQ3H7F

not attested not anchored not stored refs pending

Universality relations in non-solvable quantum spin chains

G. Benfatto, V. Mastropietro

arxiv:0907.2837 v1 · 2009-07-16 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RXWKHFKUGTRFUJ4Y26NMQ3H7F}

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	2026-05-18T02:13:02.401134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc6f651caaa1a712d13cc6bcd64367f97ac5c5f9ef22a9314cea8cd08b9b8a1c

Aliases

arxiv: 0907.2837 · arxiv_version: 0907.2837v1 · doi: 10.48550/arxiv.0907.2837 · pith_short_12: 7RXWKHFKUGTR · pith_short_16: 7RXWKHFKUGTRFUJ4 · pith_short_8: 7RXWKHFK

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/7RXWKHFKUGTRFUJ4Y26NMQ3H7F \
  | 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: fc6f651caaa1a712d13cc6bcd64367f97ac5c5f9ef22a9314cea8cd08b9b8a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c757ebd28e4afa316197fcdf70e1836b1aa0ad07eb04c4673d8abb34c42f4a39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-07-16T13:50:59Z",
    "title_canon_sha256": "613cbb61d9417e7ffb0abd48223009fdeaa6202afc66463ff7c544dae022cfea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2837",
    "kind": "arxiv",
    "version": 1
  }
}