Pith Number

pith:6T54FR7T

pith:2015:6T54FR7TO2QMKC4DWQXCLRX4IX

not attested not anchored not stored refs pending

Spin Glass Models of Syntax and Language Evolution

Jim Tao, Karthik Siva, Matilde Marcolli

arxiv:1508.00504 v1 · 2015-07-31 · cs.CL · cond-mat.dis-nn · physics.soc-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{6T54FR7TO2QMKC4DWQXCLRX4IX}

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	2026-05-18T01:35:57.920176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4fbc2c7f376a0c50b83b42e25c6fc45c720499ee609b888c4725d1bea26cc55

Aliases

arxiv: 1508.00504 · arxiv_version: 1508.00504v1 · doi: 10.48550/arxiv.1508.00504 · pith_short_12: 6T54FR7TO2QM · pith_short_16: 6T54FR7TO2QMKC4D · pith_short_8: 6T54FR7T

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/6T54FR7TO2QMKC4DWQXCLRX4IX \
  | 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: f4fbc2c7f376a0c50b83b42e25c6fc45c720499ee609b888c4725d1bea26cc55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "343f0d9085265e4a85ebc8df73c1fe500941736c7237eb25644081ae1a1b3dd6",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-07-31T16:21:17Z",
    "title_canon_sha256": "ebba1469a6b6ce5185f40fa3776239e646cff19e0155c17076b9154946150121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00504",
    "kind": "arxiv",
    "version": 1
  }
}