Pith Number

pith:PDNEAIKC

pith:1999:PDNEAIKC25XFC4HX6UYKUSWPFF

not attested not anchored not stored refs pending

Supersymmetric spin operators

A. M. Tsvelik, C. Pepin, P. Coleman

arxiv:cond-mat/9909073 v2 · 1999-09-06 · cond-mat.str-el · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PDNEAIKC25XFC4HX6UYKUSWPFF}

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	2026-07-04T16:13:14.960500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78da402142d76e5170f7f530aa4acf296950854675723699cea5fe76bce3a426

Aliases

arxiv: cond-mat/9909073 · arxiv_version: cond-mat/9909073v2 · doi: 10.48550/arxiv.cond-mat/9909073 · pith_short_12: PDNEAIKC25XF · pith_short_16: PDNEAIKC25XFC4HX · pith_short_8: PDNEAIKC

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/PDNEAIKC25XFC4HX6UYKUSWPFF \
  | 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: 78da402142d76e5170f7f530aa4acf296950854675723699cea5fe76bce3a426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e96054badbcefb667c51590639c3bc6bfa5397149b9e69f66cc507c1e9a58f5e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "1999-09-06T20:38:09Z",
    "title_canon_sha256": "75dd7465664ecac03c7c8b1d3eb2c0001aff850896966a5df3c1b4880bc98c8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9909073",
    "kind": "arxiv",
    "version": 2
  }
}