Pith Number

pith:5BDOVXHH

pith:2001:5BDOVXHHEKBPCKLXJCMUUWEY7S

not attested not anchored not stored refs pending

Complex space-time and the classification of elementary particles

Lu Lin

arxiv:physics/0109019 v1 · 2001-09-07 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BDOVXHHEKBPCKLXJCMUUWEY7S}

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	2026-07-04T14:43:29.018943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e846eadce72282f1297748994a5898fcae8b23256c45bcfdddc5dac52c3ccdad

Aliases

arxiv: physics/0109019 · arxiv_version: physics/0109019v1 · doi: 10.48550/arxiv.physics/0109019 · pith_short_12: 5BDOVXHHEKBP · pith_short_16: 5BDOVXHHEKBPCKLX · pith_short_8: 5BDOVXHH

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/5BDOVXHHEKBPCKLXJCMUUWEY7S \
  | 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: e846eadce72282f1297748994a5898fcae8b23256c45bcfdddc5dac52c3ccdad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a7c89a34c1f939a3b8b8c8066e006f7691d2d453ca15e9db02b07a8410cd017",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2001-09-07T15:01:37Z",
    "title_canon_sha256": "e064845c981b8320a5e342cbb9fad86bbe097c816eee2db9365e1f1e9d94ccc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0109019",
    "kind": "arxiv",
    "version": 1
  }
}