Pith Number

pith:G4R34GRK

pith:2018:G4R34GRKYPZVHR3GGI5R5CEKEZ

not attested not anchored not stored refs pending

Dilaton from Tractor and Matter Field from Twistor

Jordan Fran\c{c}ois

arxiv:1810.07976 v2 · 2018-10-18 · math-ph · hep-th · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4R34GRKYPZVHR3GGI5R5CEKEZ}

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	2026-05-17T23:41:30.964067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3723be1a2ac3f353c766323b1e888a26763e938cd687bb4f930a367ff4dd4ffd

Aliases

arxiv: 1810.07976 · arxiv_version: 1810.07976v2 · doi: 10.48550/arxiv.1810.07976 · pith_short_12: G4R34GRKYPZV · pith_short_16: G4R34GRKYPZVHR3G · pith_short_8: G4R34GRK

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/G4R34GRKYPZVHR3GGI5R5CEKEZ \
  | 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: 3723be1a2ac3f353c766323b1e888a26763e938cd687bb4f930a367ff4dd4ffd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "085a1533e6e5741803eebf36bf6d875c9d55e3146a9f6b9f3af3e40c93fdba71",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-10-18T09:59:24Z",
    "title_canon_sha256": "8fb2072e42a12efe17eb33cfe6461d018d17fad07d2761c9d8d78607650d5176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07976",
    "kind": "arxiv",
    "version": 2
  }
}