Pith Number

pith:OP2FW5BT

pith:2012:OP2FW5BTDHCXFNIYY4Q3Z76PLZ

not attested not anchored not stored refs pending

(Pre-)Hilbert spaces in twistor quantization

Jun-ichi Note, Shinichi Deguchi

arxiv:1210.0349 v3 · 2012-10-01 · hep-th · math-ph · 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{OP2FW5BTDHCXFNIYY4Q3Z76PLZ}

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	2026-05-18T03:15:06.460615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f45b743319c572b518c721bcffcf5e5d57ab95bfcee0beff41c8efc8fbdce4

Aliases

arxiv: 1210.0349 · arxiv_version: 1210.0349v3 · doi: 10.48550/arxiv.1210.0349 · pith_short_12: OP2FW5BTDHCX · pith_short_16: OP2FW5BTDHCXFNIY · pith_short_8: OP2FW5BT

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/OP2FW5BTDHCXFNIYY4Q3Z76PLZ \
  | 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: 73f45b743319c572b518c721bcffcf5e5d57ab95bfcee0beff41c8efc8fbdce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6591f5579732387c75c29f1bd003bab17b4b5304e417cb94f841a6502e50e9a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-10-01T11:10:41Z",
    "title_canon_sha256": "80e32ff0979d9a0aee14d76927fde63c9801a5436838006a49649d02f65df81e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0349",
    "kind": "arxiv",
    "version": 3
  }
}