Pith Number

pith:B7VEHUCD

pith:2013:B7VEHUCD2DI5K6CLPHUMPMVFOC

not attested not anchored not stored refs pending

A magic pyramid of supergravities

A. Anastasiou, L. Borsten, L. J. Hughes, M. J. Duff, S. Nagy

arxiv:1312.6523 v2 · 2013-12-23 · hep-th · math.DG · math.GR · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7VEHUCD2DI5K6CLPHUMPMVFOC}

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	2026-05-18T02:51:08.207729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fea43d043d0d1d5784b79e8c7b2a570acefc393ae99767ac481afad29b5f7db

Aliases

arxiv: 1312.6523 · arxiv_version: 1312.6523v2 · doi: 10.48550/arxiv.1312.6523 · pith_short_12: B7VEHUCD2DI5 · pith_short_16: B7VEHUCD2DI5K6CL · pith_short_8: B7VEHUCD

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/B7VEHUCD2DI5K6CLPHUMPMVFOC \
  | 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: 0fea43d043d0d1d5784b79e8c7b2a570acefc393ae99767ac481afad29b5f7db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b264657fb341f92b182f4ad31f0d089cd61eac016f890e2092deff78baafc35b",
    "cross_cats_sorted": [
      "math.DG",
      "math.GR",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-12-23T11:26:49Z",
    "title_canon_sha256": "db9b605e7304c54dbd0cb4bdc7b3253d02663e3564c2b1b3b3eb2915c15b339d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6523",
    "kind": "arxiv",
    "version": 2
  }
}