Pith Number

pith:YUVYOGCH

pith:2005:YUVYOGCH6MHOQOVSCRNSA7ML2S

not attested not anchored not stored refs pending

Ponzano-Regge model revisited III: Feynman diagrams and Effective field theory

Etera R. Livine (PI), Laurent Freidel

arxiv:hep-th/0502106 v2 · 2005-02-11 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUVYOGCH6MHOQOVSCRNSA7ML2S}

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.

Cited by

2 papers in Pith

UV/IR mixing as an artifact of non-covariant quantisation

Toller matrices and the Feynman $i\varepsilon$ in spinfoams

Receipt and verification

First computed	2026-07-04T16:55:59.481804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c52b871847f30ee83ab2145b207d8bd49956acc7e6cd8ef47d309760fec7d189

Aliases

arxiv: hep-th/0502106 · arxiv_version: hep-th/0502106v2 · doi: 10.48550/arxiv.hep-th/0502106 · pith_short_12: YUVYOGCH6MHO · pith_short_16: YUVYOGCH6MHOQOVS · pith_short_8: YUVYOGCH

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/YUVYOGCH6MHOQOVSCRNSA7ML2S \
  | 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: c52b871847f30ee83ab2145b207d8bd49956acc7e6cd8ef47d309760fec7d189

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a89d6fbe6f4b7c4561c5abcd20f6f47ec80861af5ed338124e95c98240de376",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-02-11T18:02:32Z",
    "title_canon_sha256": "d79f59756267e5e5e7bd4dcc8ae0f04665cea2ad52169a522130abd164092891"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0502106",
    "kind": "arxiv",
    "version": 2
  }
}