Pith Number

pith:SV377JM6

pith:2026:SV377JM62ZDAOPDLBAYAUXQZIM

not attested not anchored not stored refs pending

Revisiting critical orbits of test particles traveling in a black hole background

Jiang-He Yang, Jun Cheng, Ping Li

arxiv:2602.09568 v2 · 2026-02-10 · 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{SV377JM62ZDAOPDLBAYAUXQZIM}

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	2026-06-09T02:07:20.575209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9577ffa59ed646073c6b08300a5e19433149797e39017670b53711b1d13587a1

Aliases

arxiv: 2602.09568 · arxiv_version: 2602.09568v2 · doi: 10.48550/arxiv.2602.09568 · pith_short_12: SV377JM62ZDA · pith_short_16: SV377JM62ZDAOPDL · pith_short_8: SV377JM6

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/SV377JM62ZDAOPDLBAYAUXQZIM \
  | 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: 9577ffa59ed646073c6b08300a5e19433149797e39017670b53711b1d13587a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dca77c6246f9d84a8e03ca6ee0a96fb1925daac693fe1b481d2f49de0baff88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-02-10T09:20:04Z",
    "title_canon_sha256": "39f4761934b20ec0f11baa1f9672bdfc351ec696fef9af43a08016e4a324b223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.09568",
    "kind": "arxiv",
    "version": 2
  }
}