Pith Number

pith:IOUWL3AI

pith:1995:IOUWL3AIJLKWKWMJGQ52C2EKKK

not attested not anchored not stored refs pending

An Einstein-Hilbert Action for Axi-Dilaton Gravity in 4-Dimensions

Robin W Tucker, T Dereli

arxiv:gr-qc/9502018 v1 · 1995-02-08 · 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{IOUWL3AIJLKWKWMJGQ52C2EKKK}

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	2026-07-04T17:25:37.068151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43a965ec084ad5655989343ba1688a52a8e9cb5b6d1ac9d8dee310e684517c0d

Aliases

arxiv: gr-qc/9502018 · arxiv_version: gr-qc/9502018v1 · doi: 10.48550/arxiv.gr-qc/9502018 · pith_short_12: IOUWL3AIJLKW · pith_short_16: IOUWL3AIJLKWKWMJ · pith_short_8: IOUWL3AI

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/IOUWL3AIJLKWKWMJGQ52C2EKKK \
  | 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: 43a965ec084ad5655989343ba1688a52a8e9cb5b6d1ac9d8dee310e684517c0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca1aeca6ca6e99172dd11445b9328cbe0d16b1e1067348572180a5750627ccb3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-02-08T15:56:24Z",
    "title_canon_sha256": "f9bddf5bdd411456803e7d8633ccd86cd6130346611f6fe1357869ad44010908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9502018",
    "kind": "arxiv",
    "version": 1
  }
}