Pith Number

pith:MPQRX7MH

pith:1992:MPQRX7MHDIMYNNW3P7SVX4FRIM

not attested not anchored not stored refs pending

Addendum to ``Integrability of Open Spin Chains with Quantum Algebra Symmetry''

Luca Mezincescu, Rafael I. Nepomechie

arxiv:hep-th/9206047 v1 · 1992-06-10 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MPQRX7MHDIMYNNW3P7SVX4FRIM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:38:44.724521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63e11bfd871a1986b6db7fe55bf0b1432210efadae15dfd7da576daafc96e734

Aliases

arxiv: hep-th/9206047 · arxiv_version: hep-th/9206047v1 · doi: 10.48550/arxiv.hep-th/9206047 · pith_short_12: MPQRX7MHDIMY · pith_short_16: MPQRX7MHDIMYNNW3 · pith_short_8: MPQRX7MH

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/MPQRX7MHDIMYNNW3P7SVX4FRIM \
  | 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: 63e11bfd871a1986b6db7fe55bf0b1432210efadae15dfd7da576daafc96e734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbef5b4efe3bc51dea844084bdd99f6676d4e8231d5038e46cdfc65a76b31251",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-06-10T20:10:00Z",
    "title_canon_sha256": "1c2b261c58ad5cf246d8fb3bc32b89c1574e2ee3af8da2d3ca4ff6370bb2d924"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9206047",
    "kind": "arxiv",
    "version": 1
  }
}