Pith Number

pith:NTT7ZR4F

pith:2015:NTT7ZR4FUPEUZ5Z5ECETTEXP33

not attested not anchored not stored refs pending

Goldstone Boson Interaction in D=2+1 (Pseudo-)Lorentz-Invariant Systems with a Spontaneously Broken Internal Rotation Symmetry

Christoph P. Hofmann

arxiv:1509.01720 v1 · 2015-09-05 · cond-mat.str-el · hep-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{NTT7ZR4FUPEUZ5Z5ECETTEXP33}

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	2026-05-18T01:20:45.056281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ce7fcc785a3c94cf73d20893992efdec170c03f882df4d9312b6868e2cb6e1a

Aliases

arxiv: 1509.01720 · arxiv_version: 1509.01720v1 · doi: 10.48550/arxiv.1509.01720 · pith_short_12: NTT7ZR4FUPEU · pith_short_16: NTT7ZR4FUPEUZ5Z5 · pith_short_8: NTT7ZR4F

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/NTT7ZR4FUPEUZ5Z5ECETTEXP33 \
  | 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: 6ce7fcc785a3c94cf73d20893992efdec170c03f882df4d9312b6868e2cb6e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "883912f81aae6fe43c2424a3ab5eb0b72526a606485dc763edfb50c20532dd5d",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-09-05T17:31:41Z",
    "title_canon_sha256": "4b429bdffc2f2b4fcfdc0b82cf6199c8c28e78724d0750d3c2131c4e50ac0c00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01720",
    "kind": "arxiv",
    "version": 1
  }
}