Pith Number

pith:NEFSUN3L

pith:2017:NEFSUN3L2ZQ3KJNNCQMCNW7SEX

not attested not anchored not stored refs pending

Two-spinor description of massive particles and relativistic spin projection operators

A.P.Isaev, M.A.Podoinitsyn

arxiv:1712.00833 v2 · 2017-12-03 · 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{NEFSUN3L2ZQ3KJNNCQMCNW7SEX}

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	2026-05-18T00:22:27.001818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690b2a376bd661b525ad141826dbf225fad1298da61175222f8b9db70c853ba9

Aliases

arxiv: 1712.00833 · arxiv_version: 1712.00833v2 · doi: 10.48550/arxiv.1712.00833 · pith_short_12: NEFSUN3L2ZQ3 · pith_short_16: NEFSUN3L2ZQ3KJNN · pith_short_8: NEFSUN3L

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/NEFSUN3L2ZQ3KJNNCQMCNW7SEX \
  | 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: 690b2a376bd661b525ad141826dbf225fad1298da61175222f8b9db70c853ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f68c197d0f86cb28d5d691708319713110f9985e25be3b3dc4c11312660ac3bf",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-12-03T20:22:24Z",
    "title_canon_sha256": "52a2d6d3f4ec7d5ffa9f7e60163e9d4c337b65c95d4a718031c6f58427cbe848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00833",
    "kind": "arxiv",
    "version": 2
  }
}