Pith Number

pith:TTG2MDRW

pith:2017:TTG2MDRWSMPQOVYJSZXFJ4OOXN

not attested not anchored not stored refs pending

Harmonic spinors from twistors and potential forms

\"Umit Ertem

arxiv:1704.04741 v2 · 2017-04-16 · math-ph · hep-th · math.DG · 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{TTG2MDRWSMPQOVYJSZXFJ4OOXN}

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	2026-05-18T00:01:00.747143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ccda60e36931f075709966e54f1cebb63b10bf091620e65f6b4f50065232d88

Aliases

arxiv: 1704.04741 · arxiv_version: 1704.04741v2 · doi: 10.48550/arxiv.1704.04741 · pith_short_12: TTG2MDRWSMPQ · pith_short_16: TTG2MDRWSMPQOVYJ · pith_short_8: TTG2MDRW

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/TTG2MDRWSMPQOVYJSZXFJ4OOXN \
  | 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: 9ccda60e36931f075709966e54f1cebb63b10bf091620e65f6b4f50065232d88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15d6b02d16e751259fd4adf93e389999abd55dec5c03187d88b3adb52ec1bd63",
    "cross_cats_sorted": [
      "hep-th",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-04-16T09:41:27Z",
    "title_canon_sha256": "39313d09571f7d4228a63b3730601ebd956b9ad0703274824c45d24767cc5b98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04741",
    "kind": "arxiv",
    "version": 2
  }
}