Pith Number

pith:HP57DXGI

pith:2016:HP57DXGIBEVWENPTTZJ4TLG2YZ

not attested not anchored not stored refs pending

Antigravity: Spin-gravity coupling in action

Mykola Fenyk, Roman Plyatsko

arxiv:1610.01545 v2 · 2016-10-05 · gr-qc · astro-ph.HE · 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{HP57DXGIBEVWENPTTZJ4TLG2YZ}

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	2026-05-18T01:02:36.085071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bfbf1dcc8092b6235f39e53c9acdac67a7379610d13ec79711019b5fda339ff

Aliases

arxiv: 1610.01545 · arxiv_version: 1610.01545v2 · doi: 10.48550/arxiv.1610.01545 · pith_short_12: HP57DXGIBEVW · pith_short_16: HP57DXGIBEVWENPT · pith_short_8: HP57DXGI

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/HP57DXGIBEVWENPTTZJ4TLG2YZ \
  | 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: 3bfbf1dcc8092b6235f39e53c9acdac67a7379610d13ec79711019b5fda339ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab884a3cbfa252a55061ae33958aa933c2ac325a940986b21d2bf421a973977b",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-05T17:52:41Z",
    "title_canon_sha256": "86c8a066546bac3cbfa9badb0d0630cff8f0bd3bdcffee154483905710edfc4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01545",
    "kind": "arxiv",
    "version": 2
  }
}