Pith Number

pith:OH4O2NME

pith:1999:OH4O2NMEMB53JJ3L3HTLQN4GRZ

not attested not anchored not stored refs pending

Supertwistors as Quarks of SU(2,2|4)

J. Rahmfeld, Murat Gunaydin, Piet Claus, Renata Kallosh, Yonatan Zunger

arxiv:hep-th/9905112 v1 · 1999-05-17 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OH4O2NMEMB53JJ3L3HTLQN4GRZ}

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	2026-05-18T04:29:45.021252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f8ed3584607bb4a76bd9e6b837868e655eca4f7adf8ee0da5db825ae0b43bb

Aliases

arxiv: hep-th/9905112 · arxiv_version: hep-th/9905112v1 · doi: 10.48550/arxiv.hep-th/9905112 · pith_short_12: OH4O2NMEMB53 · pith_short_16: OH4O2NMEMB53JJ3L · pith_short_8: OH4O2NME

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/OH4O2NMEMB53JJ3L3HTLQN4GRZ \
  | 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: 71f8ed3584607bb4a76bd9e6b837868e655eca4f7adf8ee0da5db825ae0b43bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99984340aef7793b3ab2fabc5dc20a5902913bbeacbd98b100babefc60df8a76",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-05-17T23:41:30Z",
    "title_canon_sha256": "0cd59e572525e41b176fe3ebc5cc0dc7504567c7709593a103ae24f05aacc4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9905112",
    "kind": "arxiv",
    "version": 1
  }
}