Pith Number

pith:6IEEC3UH

pith:1999:6IEEC3UHP4GX773FZMLBS2SG7O

not attested not anchored not stored refs pending

Positivity and Convergence in Fermionic Quantum Field Theory

Christian Wieczerkowski, Manfred Salmhofer

arxiv:math-ph/9909002 v1 · 1999-09-01 · 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{6IEEC3UHP4GX773FZMLBS2SG7O}

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	2026-05-18T01:38:30.493200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f208416e877f0d7fff65cb16196a46fb83e6fd937d58ce7d41cd3f32dcb8cd5d

Aliases

arxiv: math-ph/9909002 · arxiv_version: math-ph/9909002v1 · doi: 10.48550/arxiv.math-ph/9909002 · pith_short_12: 6IEEC3UHP4GX · pith_short_16: 6IEEC3UHP4GX773F · pith_short_8: 6IEEC3UH

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/6IEEC3UHP4GX773FZMLBS2SG7O \
  | 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: f208416e877f0d7fff65cb16196a46fb83e6fd937d58ce7d41cd3f32dcb8cd5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22b635a71dd65dab45f79889b5a8cd715dfedb1c64b81abf52e88f405a56df0",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "1999-09-01T16:10:28Z",
    "title_canon_sha256": "a5ef262479b698809e4398e33797c2c8e2bdd322d012668e176d7722ae0564ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/9909002",
    "kind": "arxiv",
    "version": 1
  }
}