Pith Number

pith:CICOLG5Y

pith:1995:CICOLG5YRKV6ISH2C27GCQICE5

not attested not anchored not stored refs pending

$N=1$ Superstring in $2+2$ Dimensions

C.N. Pope, E. Sezgin, H. Lu, K.W. Xu, X.J. Wang, Z. Khviengia

arxiv:hep-th/9504121 v1 · 1995-04-24 · 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{CICOLG5YRKV6ISH2C27GCQICE5}

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	2026-07-04T15:53:52.133577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1204e59bb88aabe448fa16be61410227797722f2f1af5f6b2264950e9ac188f4

Aliases

arxiv: hep-th/9504121 · arxiv_version: hep-th/9504121v1 · doi: 10.48550/arxiv.hep-th/9504121 · pith_short_12: CICOLG5YRKV6 · pith_short_16: CICOLG5YRKV6ISH2 · pith_short_8: CICOLG5Y

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/CICOLG5YRKV6ISH2C27GCQICE5 \
  | 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: 1204e59bb88aabe448fa16be61410227797722f2f1af5f6b2264950e9ac188f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e843eebf5575290fbc81865d87adc13dda6ff8cd71b8d2c95b5027d6cbcf7d7f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1995-04-24T17:39:56Z",
    "title_canon_sha256": "951025d04de9b59ef3c33be1f19f6ad9182c93fd6d919f64ff8c134c6503c63c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9504121",
    "kind": "arxiv",
    "version": 1
  }
}