Pith Number

pith:AL56EIQT

pith:2026:AL56EIQTRYPWY3CI6ZYXJEQW3W

not attested not anchored not stored refs pending

Gravitational helicity in connection variables

Shupeng Song, Xiao-Kan Guo

arxiv:2605.27493 v1 · 2026-05-26 · 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{AL56EIQTRYPWY3CI6ZYXJEQW3W}

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	2026-05-28T00:05:21.191689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02fbe222138e1f6c6c48f671749216dda139903ceb2bda4a83b1a2a328364486

Aliases

arxiv: 2605.27493 · arxiv_version: 2605.27493v1 · doi: 10.48550/arxiv.2605.27493 · pith_short_12: AL56EIQTRYPW · pith_short_16: AL56EIQTRYPWY3CI · pith_short_8: AL56EIQT

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/AL56EIQTRYPWY3CI6ZYXJEQW3W \
  | 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: 02fbe222138e1f6c6c48f671749216dda139903ceb2bda4a83b1a2a328364486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88141b1555b9140c6038a8bb9bfe1ba7134a5fac3b35e9b71c65020c8f4c920d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-26T16:37:37Z",
    "title_canon_sha256": "6ddecaaa379522c8d5f5ad9190e6019af1a32591ae5d88a1057bbcb225e6d307"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27493",
    "kind": "arxiv",
    "version": 1
  }
}