Pith Number

pith:Z3QMQAPI

pith:1997:Z3QMQAPISTEKOP6D7ZRJDZVVH3

not attested not anchored not stored refs pending

Heterotic Strings from Matrices

Lubos Motl, Tom Banks

arxiv:hep-th/9703218 v1 · 1997-03-31 · 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{Z3QMQAPISTEKOP6D7ZRJDZVVH3}

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	2026-07-04T16:05:26.650517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cee0c801e894c8a73fc3fe6291e6b53eed236428280eeacf03905be0e13ac6c7

Aliases

arxiv: hep-th/9703218 · arxiv_version: hep-th/9703218v1 · doi: 10.48550/arxiv.hep-th/9703218 · pith_short_12: Z3QMQAPISTEK · pith_short_16: Z3QMQAPISTEKOP6D · pith_short_8: Z3QMQAPI

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/Z3QMQAPISTEKOP6D7ZRJDZVVH3 \
  | 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: cee0c801e894c8a73fc3fe6291e6b53eed236428280eeacf03905be0e13ac6c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd6679831e5886d863807590870f13d7be9ec5da85ba934f7b1fd8201b3377e9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-03-31T09:52:34Z",
    "title_canon_sha256": "51cceddcf9f4e2805f75b24e56cf79abb124d4371897f5fb76a50968f86edb43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9703218",
    "kind": "arxiv",
    "version": 1
  }
}