Pith Number

pith:XIGRZBV5

pith:2011:XIGRZBV53C42VOPDLA2CXODJJK

not attested not anchored not stored refs pending

The cosmological constant: A lesson from the effective gravity of topological Weyl media

G. E. Volovik, G. Jannes

arxiv:1108.5086 v8 · 2011-08-25 · gr-qc · cond-mat.other · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XIGRZBV53C42VOPDLA2CXODJJK}

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	2026-05-18T03:33:38.053622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba0d1c86bdd8b9aab9e358342bb8694a813a0a3061598e320b0b6a718fa7ce12

Aliases

arxiv: 1108.5086 · arxiv_version: 1108.5086v8 · doi: 10.48550/arxiv.1108.5086 · pith_short_12: XIGRZBV53C42 · pith_short_16: XIGRZBV53C42VOPD · pith_short_8: XIGRZBV5

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/XIGRZBV53C42VOPDLA2CXODJJK \
  | 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: ba0d1c86bdd8b9aab9e358342bb8694a813a0a3061598e320b0b6a718fa7ce12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28e73dad87e1e0b6dbd8ae959dd8570cfdb5c14086c4f9c00e4ff9118ab59c10",
    "cross_cats_sorted": [
      "cond-mat.other",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-25T13:40:50Z",
    "title_canon_sha256": "e5aaabd2201b54987b128b5f8f990893559bac38eb328d8d675bf834162b0838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5086",
    "kind": "arxiv",
    "version": 8
  }
}