Pith Number

pith:2FWU2HLB

pith:2020:2FWU2HLBFVHUIJDVWSDZZHL3EB

not attested not anchored not stored refs pending

Generalized unimodular gravity in Friedmann and Kantowski-Sachs universes

A. Tronconi, A. Yu. Kamenshchik, G. Venturi

arxiv:2003.10862 v1 · 2020-03-24 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FWU2HLBFVHUIJDVWSDZZHL3EB}

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	2026-07-05T01:04:19.458134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d16d4d1d612d4f442475b4879c9d7b207c2214f396834fb98ad695c5cb10858c

Aliases

arxiv: 2003.10862 · arxiv_version: 2003.10862v1 · doi: 10.48550/arxiv.2003.10862 · pith_short_12: 2FWU2HLBFVHU · pith_short_16: 2FWU2HLBFVHUIJDV · pith_short_8: 2FWU2HLB

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/2FWU2HLBFVHUIJDVWSDZZHL3EB \
  | 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: d16d4d1d612d4f442475b4879c9d7b207c2214f396834fb98ad695c5cb10858c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e5dd1ae26db2f5dc15705a806eb63fa700440c4a1dd0be421ed5761e3c86539",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-24T14:10:12Z",
    "title_canon_sha256": "c5c857dab32b0253f8f2dd709dac736dab293fea626e082fc47ff177764f9673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.10862",
    "kind": "arxiv",
    "version": 1
  }
}