Pith Number

pith:Y7MW5NG2

pith:1992:Y7MW5NG2TSW5JJF57KDNSVF2N2

not attested not anchored not stored refs pending

The generalized KP hierarchy

C.S.Xiong

arxiv:hep-th/9211098 v1 · 1992-11-23 · 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{Y7MW5NG2TSW5JJF57KDNSVF2N2}

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	2026-05-18T01:38:43.168713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7d96eb4da9cadd4a4bdfa86d954ba6ebfbba17c10f9567192a78353444ccf69

Aliases

arxiv: hep-th/9211098 · arxiv_version: hep-th/9211098v1 · doi: 10.48550/arxiv.hep-th/9211098 · pith_short_12: Y7MW5NG2TSW5 · pith_short_16: Y7MW5NG2TSW5JJF5 · pith_short_8: Y7MW5NG2

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/Y7MW5NG2TSW5JJF57KDNSVF2N2 \
  | 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: c7d96eb4da9cadd4a4bdfa86d954ba6ebfbba17c10f9567192a78353444ccf69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7f054832089127f583d366f9bb661fbe2cf6f92374e557e816426722df2f1ee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-11-23T18:45:12Z",
    "title_canon_sha256": "e370ce420f99fb1c0d25f063dcbac13759892f98d822bc2adc0fab157e231875"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9211098",
    "kind": "arxiv",
    "version": 1
  }
}