Pith Number

pith:QXVYPDDM

pith:2026:QXVYPDDMORLFQKLLJK3EXGZOYX

not attested not anchored not stored refs pending

Spin precession in the strong deflection limit

Jiafei Geng, Qingquan Jiang, Xiankai Pang, Yunchuan Xiang

arxiv:2607.25617 v1 · 2026-07-28 · 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{QXVYPDDMORLFQKLLJK3EXGZOYX}

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	2026-07-29T01:25:53.333920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85eb878c6c745658296b4ab64b9b2ec5edd162db6f6af84c9de75ec74c0d8ed8

Aliases

arxiv: 2607.25617 · arxiv_version: 2607.25617v1 · doi: 10.48550/arxiv.2607.25617 · pith_short_12: QXVYPDDMORLF · pith_short_16: QXVYPDDMORLFQKLL · pith_short_8: QXVYPDDM

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/QXVYPDDMORLFQKLLJK3EXGZOYX \
  | 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: 85eb878c6c745658296b4ab64b9b2ec5edd162db6f6af84c9de75ec74c0d8ed8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91b5b34f5804586e605ec83ab56891620aaf4834203f472c980a5ef5d49837f6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-28T11:47:42Z",
    "title_canon_sha256": "6624348c4c5120e3e3253da5d284b720cd91fd3bd81e7f5f007ffa4001023da4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25617",
    "kind": "arxiv",
    "version": 1
  }
}