Pith Number

pith:QKHMCHIM

pith:2015:QKHMCHIMV64TGQ6WQO7XC4MOWG

not attested not anchored not stored refs pending

Ashtekar-Barbero holonomy on the hyperboloid: Immirzi parameter as a Cut-off for Quantum Gravity

Christoph Charles, Etera R. Livine

arxiv:1507.00851 v1 · 2015-07-03 · 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{QKHMCHIMV64TGQ6WQO7XC4MOWG}

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	2026-05-18T01:23:57.888985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

828ec11d0cafb93343d683bf71718eb19179a82132d3853700bce82a0b416985

Aliases

arxiv: 1507.00851 · arxiv_version: 1507.00851v1 · doi: 10.48550/arxiv.1507.00851 · pith_short_12: QKHMCHIMV64T · pith_short_16: QKHMCHIMV64TGQ6W · pith_short_8: QKHMCHIM

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/QKHMCHIMV64TGQ6WQO7XC4MOWG \
  | 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: 828ec11d0cafb93343d683bf71718eb19179a82132d3853700bce82a0b416985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea8d19094cc29516a3bbdc87815a6b0f222446e1834e7bc4fe36b29f4f0070e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-03T08:57:28Z",
    "title_canon_sha256": "f675c6cb47e56f2da6ae7943ba4e208b03d68f74a774c8d86baf4ef80021d14c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00851",
    "kind": "arxiv",
    "version": 1
  }
}