Pith Number

pith:M5MBW3JO

pith:2024:M5MBW3JOE3Z3TW2IL5AY4SD3JD

not attested not anchored not stored refs pending

Spacetime geometry from Dirac spinor theory

G. E. Volovik, Yuri N. Obukhov

arxiv:2402.11593 v2 · 2024-02-18 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5MBW3JOE3Z3TW2IL5AY4SD3JD}

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	2026-07-05T08:01:18.707434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67581b6d2e26f3b9db485f418e487b48d500d80b8f6ed2dfa9c422bc9f312eba

Aliases

arxiv: 2402.11593 · arxiv_version: 2402.11593v2 · doi: 10.48550/arxiv.2402.11593 · pith_short_12: M5MBW3JOE3Z3 · pith_short_16: M5MBW3JOE3Z3TW2I · pith_short_8: M5MBW3JO

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/M5MBW3JOE3Z3TW2IL5AY4SD3JD \
  | 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: 67581b6d2e26f3b9db485f418e487b48d500d80b8f6ed2dfa9c422bc9f312eba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "884b4925ffa4ef049c3c9c47e0b05b8363041e084cf9a521cb34ab2e7dc38e67",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-02-18T14:09:54Z",
    "title_canon_sha256": "dcde951080894f79c7a7962aa8281bc76a09506ec7470da64971db36cf2dff12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.11593",
    "kind": "arxiv",
    "version": 2
  }
}