Pith Number

pith:7RSWXXJP

pith:1999:7RSWXXJPX4XPHGG7T47WP6RC2F

not attested not anchored not stored refs pending

Algebraic construction of quantum integrable models including inhomogeneous models

Anjan Kundu

arxiv:hep-th/9909042 v1 · 1999-09-08 · hep-th · nlin.SI · solv-int

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RSWXXJPX4XPHGG7T47WP6RC2F}

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	2026-05-18T04:24:15.349167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc656bdd2fbf2ef398df9f3f67fa22d16285948d2ae51f311dfa58d68eb9eea5

Aliases

arxiv: hep-th/9909042 · arxiv_version: hep-th/9909042v1 · doi: 10.48550/arxiv.hep-th/9909042 · pith_short_12: 7RSWXXJPX4XP · pith_short_16: 7RSWXXJPX4XPHGG7 · pith_short_8: 7RSWXXJP

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/7RSWXXJPX4XPHGG7T47WP6RC2F \
  | 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: fc656bdd2fbf2ef398df9f3f67fa22d16285948d2ae51f311dfa58d68eb9eea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8f28044482fbfbfec7520efbb8397c429a6c7cb60016e059ef059827fb176b5",
    "cross_cats_sorted": [
      "nlin.SI",
      "solv-int"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-09-08T08:37:03Z",
    "title_canon_sha256": "70ca6e7acd94ef8e1177684614943562e1b8ed7d189fe39f32139c362c5e27d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9909042",
    "kind": "arxiv",
    "version": 1
  }
}