Pith Number

pith:QSAK4UDW

pith:2013:QSAK4UDW2NLYJKIPZDQOUNJXD4

not attested not anchored not stored refs pending

Supertwistors and massive particles

Alasdair J. Routh, Luca Mezincescu, Paul K. Townsend

arxiv:1312.2768 v3 · 2013-12-10 · 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{QSAK4UDW2NLYJKIPZDQOUNJXD4}

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	2026-05-18T01:45:52.192445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8480ae5076d35784a90fc8e0ea35371f0efd7e6e034132da5a096ef1d62ec2b1

Aliases

arxiv: 1312.2768 · arxiv_version: 1312.2768v3 · doi: 10.48550/arxiv.1312.2768 · pith_short_12: QSAK4UDW2NLY · pith_short_16: QSAK4UDW2NLYJKIP · pith_short_8: QSAK4UDW

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/QSAK4UDW2NLYJKIPZDQOUNJXD4 \
  | 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: 8480ae5076d35784a90fc8e0ea35371f0efd7e6e034132da5a096ef1d62ec2b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12dce5fbb9217990dfa9df9f59e6af2cd28d68cefcd68bc25905a84234d0acd3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-12-10T11:47:53Z",
    "title_canon_sha256": "8855050f4ddcea508686219474c536d5a2999188d644acad3f1c0fad754f4e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2768",
    "kind": "arxiv",
    "version": 3
  }
}