Pith Number

pith:5NSGE7OA

pith:2012:5NSGE7OAPOMPDLBO7OPUU4G4WP

not attested not anchored not stored refs pending

Evolution of the CPT Invariance into a Basic Postulate in Physics

Guang-Jiong Ni, Jianjun Xu, Suqing Chen

arxiv:1202.2747 v2 · 2012-02-13 · physics.gen-ph

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

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	2026-05-18T03:50:25.442729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb64627dc07b98f1ac2efb9f4a70dcb3c5c122cc858b20fdb19e7eea5f4ace71

Aliases

arxiv: 1202.2747 · arxiv_version: 1202.2747v2 · doi: 10.48550/arxiv.1202.2747 · pith_short_12: 5NSGE7OAPOMP · pith_short_16: 5NSGE7OAPOMPDLBO · pith_short_8: 5NSGE7OA

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/5NSGE7OAPOMPDLBO7OPUU4G4WP \
  | 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: eb64627dc07b98f1ac2efb9f4a70dcb3c5c122cc858b20fdb19e7eea5f4ace71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9b516f32ad2b270846dc5867b9ad6562e4117fb823b248e2cfbe6297960897e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2012-02-13T14:39:23Z",
    "title_canon_sha256": "349b5e9f657a23a4eda989b0605beccf1f2b4164f1859a636c777c9c974c3ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2747",
    "kind": "arxiv",
    "version": 2
  }
}