Pith Number

pith:V2WS3YGW

pith:2018:V2WS3YGWLPICIXLCHDABJT3B4E

not attested not anchored not stored refs pending

Numerical methods for EPRL spin foam transition amplitudes and Lorentzian recoupling theory

Giorgio Sarno, Pietro Dona

arxiv:1807.03066 v3 · 2018-07-09 · 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{V2WS3YGWLPICIXLCHDABJT3B4E}

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

Gauging Time Reversal Symmetry in Quantum Gravity: Arrow of Time from a Confinement--Deconfinement Transition

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

Receipt and verification

First computed	2026-05-18T00:05:21.473559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aead2de0d65bd0245d6238c014cf61e104fe1e16764c5eedc8a31546544fd26d

Aliases

arxiv: 1807.03066 · arxiv_version: 1807.03066v3 · doi: 10.48550/arxiv.1807.03066 · pith_short_12: V2WS3YGWLPIC · pith_short_16: V2WS3YGWLPICIXLC · pith_short_8: V2WS3YGW

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/V2WS3YGWLPICIXLCHDABJT3B4E \
  | 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: aead2de0d65bd0245d6238c014cf61e104fe1e16764c5eedc8a31546544fd26d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "076537a6bd726f0aa80d750dc0abfbae867b21466a1fe45a40bc9f6373866d36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-07-09T12:15:50Z",
    "title_canon_sha256": "9561feed8ec071210cf809069f07b296fa2653c7cd0dc404d244776193cd1261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03066",
    "kind": "arxiv",
    "version": 3
  }
}