Pith Number

pith:EU45X24T

pith:2017:EU45X24TCC2OXE7NJVNEMH5EOU

not attested not anchored not stored refs pending

On conservation laws for the supersymmetric sigma model

Volker Branding

arxiv:1703.05681 v2 · 2017-03-16 · math.DG · math-ph · math.AP · 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{EU45X24TCC2OXE7NJVNEMH5EOU}

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	2026-05-18T00:29:15.333467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2539dbeb9310b4eb93ed4d5a461fa475393f2d7e3531b27dc2df7a55451c933a

Aliases

arxiv: 1703.05681 · arxiv_version: 1703.05681v2 · doi: 10.48550/arxiv.1703.05681 · pith_short_12: EU45X24TCC2O · pith_short_16: EU45X24TCC2OXE7N · pith_short_8: EU45X24T

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/EU45X24TCC2OXE7NJVNEMH5EOU \
  | 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: 2539dbeb9310b4eb93ed4d5a461fa475393f2d7e3531b27dc2df7a55451c933a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5a9da603b9d8fbd97414a442d5b9ae7c64219fed2337594ea9099c5c9ba835",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-03-16T15:53:49Z",
    "title_canon_sha256": "108eeebc3f7ada5448b7f988c6d6d77a308d7fa19aa62768788f222b6bb25204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05681",
    "kind": "arxiv",
    "version": 2
  }
}