Pith Number

pith:NEFTEW74

pith:2017:NEFTEW74INZKV2SEROEHUCIWRT

not attested not anchored not stored refs pending

Gapless quantum spin chains: multiple dynamics and conformal wavefunctions

Eduardo Fradkin, William Witczak-Krempa, Xiao Chen

arxiv:1707.02317 v2 · 2017-07-07 · cond-mat.str-el · cond-mat.stat-mech · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NEFTEW74INZKV2SEROEHUCIWRT}

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	2026-05-18T00:32:16.171293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690b325bfc4372aaea448b887a09168cc9a6e4805dc84e98f4335148c0477568

Aliases

arxiv: 1707.02317 · arxiv_version: 1707.02317v2 · doi: 10.48550/arxiv.1707.02317 · pith_short_12: NEFTEW74INZK · pith_short_16: NEFTEW74INZKV2SE · pith_short_8: NEFTEW74

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/NEFTEW74INZKV2SEROEHUCIWRT \
  | 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: 690b325bfc4372aaea448b887a09168cc9a6e4805dc84e98f4335148c0477568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdea82e851b290ab3fc23f17ef404e26fa772c9769b51b56629b9bf0acd87aa5",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2017-07-07T18:03:30Z",
    "title_canon_sha256": "00885e3488750d2bf7407ec5de380c1dc2538362a47e528f68003013de65ce13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02317",
    "kind": "arxiv",
    "version": 2
  }
}