Pith Number

pith:DIY52YFC

pith:2015:DIY52YFCXIKJTTLPCBMMI73QMC

not attested not anchored not stored refs pending

Spencer cohomology and eleven-dimensional supergravity

Andrea Santi, Jos\'e Figueroa-O'Farrill

arxiv:1511.08737 v2 · 2015-11-27 · hep-th · math.DG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIY52YFCXIKJTTLPCBMMI73QMC}

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	2026-05-18T00:46:53.751973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a31dd60a2ba1499cd6f1058c47f70608eadb46dd29d709904efe9fb789e9fb6

Aliases

arxiv: 1511.08737 · arxiv_version: 1511.08737v2 · doi: 10.48550/arxiv.1511.08737 · pith_short_12: DIY52YFCXIKJ · pith_short_16: DIY52YFCXIKJTTLP · pith_short_8: DIY52YFC

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/DIY52YFCXIKJTTLPCBMMI73QMC \
  | 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: 1a31dd60a2ba1499cd6f1058c47f70608eadb46dd29d709904efe9fb789e9fb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14ce18c6e6d66a40aaf17d3d68dc85a5ce5013178644a6e7c5366025a8cb8542",
    "cross_cats_sorted": [
      "math.DG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-11-27T16:48:59Z",
    "title_canon_sha256": "9a126841931e07cd9e78c4ede29ad5bc9f67a5aa7607c32707db234dd1e80c6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08737",
    "kind": "arxiv",
    "version": 2
  }
}