Pith Number

pith:E7XTS7RV

pith:2009:E7XTS7RVAIGAKCCIG7FK3R37CL

not attested not anchored not stored refs pending

A critical look at 50 years particle theory from the perspective of the crossing property

Bert Schroer

arxiv:0905.4006 v5 · 2009-05-25 · 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{E7XTS7RVAIGAKCCIG7FK3R37CL}

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	2026-05-18T04:35:05.374832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ef397e35020c05084837caadc77f12dd5667c6375385a82a4c75a0376a9a9f

Aliases

arxiv: 0905.4006 · arxiv_version: 0905.4006v5 · doi: 10.48550/arxiv.0905.4006 · pith_short_12: E7XTS7RVAIGA · pith_short_16: E7XTS7RVAIGAKCCI · pith_short_8: E7XTS7RV

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/E7XTS7RVAIGAKCCIG7FK3R37CL \
  | 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: 27ef397e35020c05084837caadc77f12dd5667c6375385a82a4c75a0376a9a9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8f34581db026bebdd55ce9782bb9277e2664654fbac593c8ee4ef8f8415df0",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-05-25T13:14:46Z",
    "title_canon_sha256": "bf7c0e3380cf640517b51112199d7e1c219ee02aa9b2a7f4cafa7bda1b71f95c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4006",
    "kind": "arxiv",
    "version": 5
  }
}