Pith Number

pith:N6EGVDXV

pith:1992:N6EGVDXVHY5U56PDUMYGNDTPM7

not attested not anchored not stored refs pending

On Sibling and Exceptional W Strings

C.N. Pope, H. Lu, S. Schrans, X.J. Wang

arxiv:hep-th/9202060 v1 · 1992-02-18 · 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{N6EGVDXVHY5U56PDUMYGNDTPM7}

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	2026-07-04T15:53:51.126412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f886a8ef53e3b4ef9e3a330668e6f67fc02fde35a0270ac4dead2be4ca47540

Aliases

arxiv: hep-th/9202060 · arxiv_version: hep-th/9202060v1 · doi: 10.48550/arxiv.hep-th/9202060 · pith_short_12: N6EGVDXVHY5U · pith_short_16: N6EGVDXVHY5U56PD · pith_short_8: N6EGVDXV

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/N6EGVDXVHY5U56PDUMYGNDTPM7 \
  | 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: 6f886a8ef53e3b4ef9e3a330668e6f67fc02fde35a0270ac4dead2be4ca47540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "572b6cca2f39b815748b41688c204078b2db45af9f87ef19f2f2fd8baf43a328",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-02-18T20:51:49Z",
    "title_canon_sha256": "724f406609eb2f781ad5d6335e4d8b3c421b448c4a6ee02070264b8d18b74352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9202060",
    "kind": "arxiv",
    "version": 1
  }
}